Package com.sun.xml.wss.impl.policy.mls

Examples of com.sun.xml.wss.impl.policy.mls.DerivedTokenKeyBinding

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            if (inferredKB == null) {
                wssContext.getSecurityContext().setInferredKB(x509Binding);
            } else if (PolicyTypeUtil.symmetricKeyBinding(inferredKB)) {
                ((SymmetricKeyBinding) inferredKB).setKeyBinding(x509Binding);
            } else if (PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)) {
                DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding) inferredKB;
                if (dktBind.getOriginalKeyBinding() == null) {
                    dktBind.setOriginalKeyBinding(x509Binding);
                } else if (PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())) {
                    dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
                }
            }

            if (purpose == Purpose.VERIFY) {
                wssContext.setExtraneousProperty(MessageConstants.REQUESTER_SERIAL, serialNumber);
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                    }
                } else if (PolicyTypeUtil.symmetricKeyBinding(inferredKB)) {
                    ((SymmetricKeyBinding) inferredKB).setKeyBinding(untBinding);
                    isSymmetric = true;
                } else if (PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)) {
                    DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding) inferredKB;
                    if (dktBind.getOriginalKeyBinding() == null) {
                        dktBind.setOriginalKeyBinding(untBinding);
                    } else if (PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())) {
                        dktBind.getOriginalKeyBinding().setKeyBinding(untBinding);
                        isSymmetric = true;
                    }
                }
                returnKey = resolveUsernameToken(wssContext, token, purpose, isSymmetric);

            } else if (MessageConstants.X509v3_NS.equals(valueType) || MessageConstants.X509v1_NS.equals(valueType)) {
                // its an X509 Token
                X509BinarySecurityToken token = null;
                token = (X509BinarySecurityToken) resolveToken(wsuId, context);
                if (token == null) {
                    throw new KeySelectorException("Token with Id " + wsuId + "not found");
                }
                // for policy verification
                AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                x509Binding.setReferenceType(MessageConstants.DIRECT_REFERENCE_TYPE);
                x509Binding.setValueType(valueType);
                if (inferredKB == null) {
                    wssContext.getSecurityContext().setInferredKB(x509Binding);
                } else if (PolicyTypeUtil.symmetricKeyBinding(inferredKB)) {
                    ((SymmetricKeyBinding) inferredKB).setKeyBinding(x509Binding);
                    isSymmetric = true;
                } else if (PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)) {
                    DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding) inferredKB;
                    if (dktBind.getOriginalKeyBinding() == null) {
                        dktBind.setOriginalKeyBinding(x509Binding);
                    } else if (PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())) {
                        dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
                        isSymmetric = true;
                    }
                }

                returnKey = resolveX509Token(wssContext, token, purpose, isSymmetric);
            } else if (MessageConstants.KERBEROS_V5_GSS_APREQ_1510.equals(valueType) ||
                    MessageConstants.KERBEROS_V5_GSS_APREQ.equals(valueType)) {
                KerberosBinarySecurityToken token = (KerberosBinarySecurityToken) resolveToken(wsuId, context);
                if (token == null) {
                    throw new KeySelectorException("Token with Id " + wsuId + "not found");
                }
                // for policy verification
                SymmetricKeyBinding skBinding = new SymmetricKeyBinding();
                AuthenticationTokenPolicy.KerberosTokenBinding ktBinding = new AuthenticationTokenPolicy.KerberosTokenBinding();
                ktBinding.setReferenceType(MessageConstants.DIRECT_REFERENCE_TYPE);
                ktBinding.setValueType(valueType);
                skBinding.setKeyBinding(ktBinding);
                if (inferredKB == null) {
                    wssContext.getSecurityContext().setInferredKB(skBinding);
                } else if (PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)) {
                    DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding) inferredKB;
                    if (dktBind.getOriginalKeyBinding() == null) {
                        dktBind.setOriginalKeyBinding(skBinding);
                    } else if (PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())) {
                        dktBind.getOriginalKeyBinding().setKeyBinding(ktBinding);
                        isSymmetric = true;
                    }
                }

                returnKey = resolveKerberosToken(wssContext, token);
            } else if (MessageConstants.EncryptedKey_NS.equals(valueType)) {
                EncryptedKey token = (EncryptedKey) resolveToken(wsuId, context);
                if (token == null) {
                    throw new KeySelectorException("Token with Id " + wsuId + "not found");
                }
                // for policy verification
                WSSPolicy skBinding = null;
                boolean saml = wssContext.getSecurityContext().getIsSAMLKeyBinding();
                if (saml) {
                    skBinding = new AuthenticationTokenPolicy.SAMLAssertionBinding();
                //reset the property, but why ?. Currently Policy is being inferred for
                // every ED, so reset here will screw up again
                //wssContext.getSecurityContext().setIsSAMLKeyBinding(false);
                } else {
                    // for policy verification
                    SymmetricKeyBinding symkBinding = new SymmetricKeyBinding();
                    //AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                    //symkBinding.setKeyBinding(x509Binding);
                    skBinding = symkBinding;
                }
                //TODO: ReferenceType and ValueType not set on X509Binding
                if (inferredKB == null) {
                    wssContext.getSecurityContext().setInferredKB(skBinding);
                } else if (PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)) {
                    if (((DerivedTokenKeyBinding) inferredKB).getOriginalKeyBinding() == null) {
                        ((DerivedTokenKeyBinding) inferredKB).setOriginalKeyBinding(skBinding);
                    }

                }
                // TODO: where are EKSHA1 and and SECRET_KEY values being set
                String algo = wssContext.getAlgorithmSuite().getEncryptionAlgorithm();
                returnKey = token.getKey(algo);
                skBinding.setKeyBinding(token.getInferredKB());
            } else if (MessageConstants.SCT_VALUETYPE.equals(valueType) || MessageConstants.SCT_13_VALUETYPE.equals(valueType)) {
                // wsuId here could be wsuId or SCT Session Id
                if (wssContext.isClient()) {
                    returnKey = resolveSCT(wssContext, wsuId, purpose);
                }
                if (returnKey == null) {
                    SecurityContextToken scToken = (SecurityContextToken) resolveToken(wsuId, context);
                    //wssContext.setExtraneousProperty(MessageConstants.INCOMING_SCT, scToken);
                    if (scToken == null) {
                        if (!wssContext.isClient()) {
                            // It will be executed on server-side when IncludeToken=Never
                            returnKey = resolveSCT(wssContext, wsuId, purpose);
                        } else {
                            throw new KeySelectorException("Token with Id " + wsuId + "not found");
                        }
                    } else {
                        returnKey = resolveSCT(wssContext, scToken.getSCId(), purpose);
                    }
                }

                SecureConversationTokenKeyBinding sctBinding = new SecureConversationTokenKeyBinding();
                if (inferredKB == null) {
                    wssContext.getSecurityContext().setInferredKB(sctBinding);
                } else if (PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)) {
                    ((DerivedTokenKeyBinding) inferredKB).setOriginalKeyBinding(sctBinding);
                }
                return returnKey;
            } else if (MessageConstants.DKT_VALUETYPE.equals(valueType) ||
                    MessageConstants.DKT_13_VALUETYPE.equals(valueType)) {
                DerivedKeyToken token = (DerivedKeyToken) resolveToken(wsuId, context);
                if (token == null) {
                    throw new KeySelectorException("Token with Id " + wsuId + "not found");
                }
                returnKey = ((DerivedKeyToken) token).getKey();
                DerivedTokenKeyBinding dtkBinding = new DerivedTokenKeyBinding();
                dtkBinding.setOriginalKeyBinding(token.getInferredKB());
                if (inferredKB == null) {
                    wssContext.getSecurityContext().setInferredKB(dtkBinding);
                } else if (PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)) {
                    //already set - do nothing
                } else {
                    //throw new XWSSecurityException("A derived Key Token should be a top level key binding");
                }

            //returnKey = ((DerivedKeyToken)token).getKey();
            } else if (null == valueType) {

                SecurityHeaderElement token = resolveToken(wsuId, context);
                if (token == null) {
                    throw new KeySelectorException("Token with Id " + wsuId + " not found");
                }
                if (token instanceof X509BinarySecurityToken) {
                    // for policy verification
                    AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                    x509Binding.setReferenceType(MessageConstants.DIRECT_REFERENCE_TYPE);
                    if (inferredKB == null) {
                        wssContext.getSecurityContext().setInferredKB(x509Binding);
                    } else if (PolicyTypeUtil.symmetricKeyBinding(inferredKB)) {
                        ((SymmetricKeyBinding) inferredKB).setKeyBinding(x509Binding);
                    } else if (PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)) {
                        DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding) inferredKB;
                        if (dktBind.getOriginalKeyBinding() == null) {
                            dktBind.setOriginalKeyBinding(x509Binding);
                        } else if (PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())) {
                            dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
                        }
                    }
                    //

                    returnKey = resolveX509Token(wssContext, (X509BinarySecurityToken) token, purpose, isSymmetric);
                } else if (token instanceof EncryptedKey) {
                    // for policy verification
                    SymmetricKeyBinding skBinding = new SymmetricKeyBinding();
                    AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                    skBinding.setKeyBinding(x509Binding);
                    //TODO: ReferenceType and ValueType not set on X509Binding
                    if (inferredKB == null) {
                        wssContext.getSecurityContext().setInferredKB(skBinding);
                    } else if (PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)) {
                        if (((DerivedTokenKeyBinding) inferredKB).getOriginalKeyBinding() == null) {
                            ((DerivedTokenKeyBinding) inferredKB).setOriginalKeyBinding(skBinding);
                        }
                    }
                    //

                    String algo = wssContext.getAlgorithmSuite().getEncryptionAlgorithm();
                    returnKey = ((EncryptedKey) token).getKey(algo);
                } else if (token instanceof DerivedKeyToken) {
                    // for policy verification
                    returnKey = ((DerivedKeyToken) token).getKey();
                    inferredKB = wssContext.getSecurityContext().getInferredKB();
                    DerivedTokenKeyBinding dtkBinding = new DerivedTokenKeyBinding();
                    dtkBinding.setOriginalKeyBinding(((DerivedKeyToken) token).getInferredKB());
                    if (inferredKB == null) {
                        wssContext.getSecurityContext().setInferredKB(dtkBinding);
                    } else if (PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)) {
                        //already set - do nothing
                    } else {
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                    context.getSecurityContext().setInferredKB(x509Binding);
                } else if (PolicyTypeUtil.symmetricKeyBinding(inferredKB)) {
                    ((SymmetricKeyBinding) inferredKB).setKeyBinding(x509Binding);
                    isSymmetric = true;
                } else if (PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)) {
                    DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding) inferredKB;
                    if (dktBind.getOriginalKeyBinding() == null) {
                        ((DerivedTokenKeyBinding) inferredKB).setOriginalKeyBinding(x509Binding);
                    } else if (PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())) {
                        dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
                        isSymmetric = true;
                    }
                }
                // get the key
                byte[] keyIdBytes = XMLUtil.getDecodedBase64EncodedData(referenceValue);
                if (purpose == Purpose.VERIFY || purpose == Purpose.ENCRYPT) {
                    context.setExtraneousProperty(MessageConstants.REQUESTER_KEYID, new String(keyIdBytes));
                    //returnKey = context.getSecurityEnvironment().getPublicKey(
                    //      context.getExtraneousProperties(),keyIdBytes);
                    X509Certificate cert = context.getSecurityEnvironment().getCertificate(
                            context.getExtraneousProperties(), keyIdBytes);

                    if (!isSymmetric && !context.isSamlSignatureKey()) {
                        context.getSecurityEnvironment().updateOtherPartySubject(
                                DefaultSecurityEnvironmentImpl.getSubject(context), cert);
                    }
                    returnKey = cert.getPublicKey();
                } else if (purpose == Purpose.SIGN || purpose == Purpose.DECRYPT) {
                    returnKey = context.getSecurityEnvironment().getPrivateKey(
                            context.getExtraneousProperties(),
                            keyIdBytes);
                }
                if (strId != null) {
                    try {
                        X509Certificate cert = context.getSecurityEnvironment().getCertificate(
                                context.getExtraneousProperties(), keyIdBytes, MessageConstants.KEY_INDETIFIER_TYPE);
                        WSSElementFactory elementFactory = new WSSElementFactory(context.getSOAPVersion());
                        SecurityElement bst = elementFactory.createBinarySecurityToken(null, cert.getEncoded());
                        SSEData data = new SSEData(bst, false, context.getNamespaceContext());
                        context.getSTRTransformCache().put(strId, data);
                    } catch (XWSSecurityException ex) {
                    } catch (CertificateEncodingException ex) {
                    } catch (Exception ex) {
                        //ignore the exception
                    }
                }
            } else if (MessageConstants.ThumbPrintIdentifier_NS.equals(valueType)) {
                //for policy verification
                AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                x509Binding.setValueType(MessageConstants.ThumbPrintIdentifier_NS);
                x509Binding.setReferenceType(MessageConstants.KEY_INDETIFIER_TYPE);
                if (inferredKB == null) {
                    context.getSecurityContext().setInferredKB(x509Binding);
                } else if (PolicyTypeUtil.symmetricKeyBinding(inferredKB)) {
                    ((SymmetricKeyBinding) inferredKB).setKeyBinding(x509Binding);
                    isSymmetric = true;
                } else if (PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)) {
                    DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding) inferredKB;
                    if (dktBind.getOriginalKeyBinding() == null) {
                        ((DerivedTokenKeyBinding) inferredKB).setOriginalKeyBinding(x509Binding);
                    } else if (PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())) {
                        dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
                        isSymmetric = true;
                    }
                }
                // get the key
                byte[] keyIdBytes = XMLUtil.getDecodedBase64EncodedData(referenceValue);
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            if (PolicyTypeUtil.usernameTokenPolicy(keyBinding)) {
                logger.log(Level.SEVERE, LogStringsMessages.WSS_1326_UNSUPPORTED_USERNAMETOKEN_KEYBINDING());
                throw new XWSSecurityException("UsernameToken as KeyBinding for SignaturePolicy is Not Yet Supported");
            } else if ( PolicyTypeUtil.derivedTokenKeyBinding(keyBinding)) {
                DerivedTokenKeyBinding dtk = (DerivedTokenKeyBinding)keyBinding.clone();
               
                WSSPolicy originalKeyBinding = dtk.getOriginalKeyBinding();
               
                String algorithm = null;
                if(algSuite != null){
                    algorithm = algSuite.getEncryptionAlgorithm();
                }
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        boolean sendEKSHA1 =  wss11Receiver && wss11Sender&& (getEKSHA1Ref(context) != null);
        boolean wss10 = !wss11Sender;
       
        try {
            if ( PolicyTypeUtil.derivedTokenKeyBinding(keyBinding)) {
                DerivedTokenKeyBinding dtk = (DerivedTokenKeyBinding)keyBinding.clone();
               
                WSSPolicy originalKeyBinding = dtk.getOriginalKeyBinding();
               
                if (PolicyTypeUtil.x509CertificateBinding(originalKeyBinding)) {
                    logger.log(Level.SEVERE, LogStringsMessages.WSS_1327_UNSUPPORTED_ASYMMETRICBINDING_DERIVEDKEY_X_509_TOKEN());
                    throw new XWSSecurityException("Asymmetric Binding with DerivedKeys under X509Token Policy Not Yet Supported");
                } else  if ( PolicyTypeUtil.symmetricKeyBinding(originalKeyBinding)) {
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        }
       
        // derivedTokenKeyBinding with x509 as originalkeyBinding is to be treated same as
        // DerivedKey with Symmetric binding and X509 as key binding of Symmetric binding
        if(PolicyTypeUtil.derivedTokenKeyBinding(keyBinding)){
            DerivedTokenKeyBinding dtk = (DerivedTokenKeyBinding)keyBinding.clone();
            WSSPolicy originalKeyBinding = dtk.getOriginalKeyBinding();
           
            if (PolicyTypeUtil.x509CertificateBinding(originalKeyBinding)){
                AuthenticationTokenPolicy.X509CertificateBinding ckBindingClone =
                        (AuthenticationTokenPolicy.X509CertificateBinding)originalKeyBinding.clone();
                //create a symmetric key binding and set it as original key binding of dkt
                SymmetricKeyBinding skb = new SymmetricKeyBinding();
                skb.setKeyBinding(ckBindingClone);
                // set the x509 binding as key binding of symmetric binding
                dtk.setOriginalKeyBinding(skb);
                keyBinding = dtk;
            }
        }
       
        if (PolicyTypeUtil.usernameTokenPolicy(keyBinding)) {
            log.log(Level.SEVERE,"WSS1210.unsupported.UsernameToken.AsKeyBinding.EncryptionPolicy");
            throw new XWSSecurityException("UsernameToken as KeyBinding for EncryptionPolicy is Not Yet Supported");
        } else if(PolicyTypeUtil.x509CertificateBinding(keyBinding)) {
            //we need to use standalone reflist to support EncryptBeforeSigning
            useStandaloneRefList=true;
            if ( context.getX509CertificateBinding() != null) {
                certificateBinding  = context.getX509CertificateBinding();
                context.setX509CertificateBinding(null);
            } else {
                certificateBinding  =(AuthenticationTokenPolicy.X509CertificateBinding)keyBinding;
            }
           
            x509TokenId = certificateBinding.getUUID();
            if(x509TokenId == null || x509TokenId.equals("")){
                x509TokenId = secureMsg.generateId();
            }
            if(log.isLoggable(Level.FINEST)){
                log.log(Level.FINEST, "Certificate was "+_x509Cert);
                log.log(Level.FINEST, "BinaryToken ID "+x509TokenId);
            }
           
            HashMap tokenCache = context.getTokenCache();
            HashMap insertedX509Cache = context.getInsertedX509Cache();
           
            SecurityUtil.checkIncludeTokenPolicy(context, certificateBinding, x509TokenId);
           
            _x509Cert = certificateBinding.getX509Certificate();
            referenceType = certificateBinding.getReferenceType();
            if(referenceType.equals("Identifier") && certificateBinding.getValueType().equals(MessageConstants.X509v1_NS)){
                log.log(Level.SEVERE,"WSS1211.unsupported.KeyIdentifierStrategy.X509v1");
                throw new XWSSecurityException("Key Identifier strategy with X509v1 certificate is not allowed");
            }
            keyInfoStrategy = KeyInfoStrategy.getInstance(referenceType);
            _exportCertificate = true;
            keyInfoStrategy.setCertificate(_x509Cert);
           
            if(MessageConstants.DIRECT_REFERENCE_TYPE.equals(referenceType)){
               
                X509SecurityToken token = (X509SecurityToken)tokenCache.get(x509TokenId);
                if(token == null){
                    String valueType = certificateBinding.getValueType();
                    if(valueType==null||valueType.equals("")){
                        //default valueType for X509 as v3
                        valueType = MessageConstants.X509v3_NS;
                    }
                    token = new X509SecurityToken(secureMsg.getSOAPPart(),_x509Cert,x509TokenId, valueType);
                }
                if(insertedX509Cache.get(x509TokenId) == null){
                    secureMsg.findOrCreateSecurityHeader().insertHeaderBlock(token);
                    insertedX509Cache.put(x509TokenId, token);
                    x509TokenElement = secureMsg.findOrCreateSecurityHeader().getNextSiblingOfTimestamp();
                } else{
                    x509TokenElement = secureMsg.getElementByWsuId(x509TokenId);
                }
               
                //x509TokenElement = secureMsg.findOrCreateSecurityHeader().getFirstChildElement();
               
            }
           
            //TODO:Revisit this -Venu
            tmp = null;
            tmp = certificateBinding.getKeyAlgorithm();
            if(tmp != null && !tmp.equals("")){
                keyEncAlgo = tmp;
            }
            _symmetricKey = SecurityUtil.generateSymmetricKey(dataEncAlgo);
        } else if (PolicyTypeUtil.symmetricKeyBinding(keyBinding)) {
            SymmetricKeyBinding skb = null;
            if ( context.getSymmetricKeyBinding() != null) {
                skb = context.getSymmetricKeyBinding();
                context.setSymmetricKeyBinding(null);
            } else {
                skb = (SymmetricKeyBinding)keyBinding;
            }
           
            KeyInfoHeaderBlock keyInfoBlock  = null;
           
            if(!skb.getKeyIdentifier().equals(MessageConstants._EMPTY)){
                keyEncAlgo = skb.getKeyAlgorithm();
                if(keyEncAlgo != null && !"".equals(keyEncAlgo)){
                    _symmetricKey = SecurityUtil.generateSymmetricKey(dataEncAlgo);
                }
                keyInfoStrategy = KeyInfoStrategy.getInstance(MessageConstants.KEY_NAME_TYPE);
                keyEncSK = skb.getSecretKey();
                symmetricKeyName = skb.getKeyIdentifier();
                String secKeyAlgo = keyEncSK.getAlgorithm();
               
                if(_symmetricKey == null){
                    ((KeyNameStrategy)keyInfoStrategy).setKeyName(symmetricKeyName);
                    _symmetricKey = keyEncSK;
                    keyEncSK = null;
                }
            } else if (sendEKSHA1) {
                //get the signing key and EKSHA1 reference from the Subject, it was stored from the incoming message
                String ekSha1Ref = getEKSHA1Ref(context);
                _symmetricKey = skb.getSecretKey();
               
                keyInfoBlock = new KeyInfoHeaderBlock(secureMessage.getSOAPPart());
                ekTokenRef = new SecurityTokenReference(secureMessage.getSOAPPart());
                EncryptedKeySHA1Identifier refElem = new EncryptedKeySHA1Identifier(secureMessage.getSOAPPart());
                refElem.setReferenceValue(ekSha1Ref);
                ekTokenRef.setReference(refElem);
                //set the wsse11:TokenType attribute as required by WSS 1.1
                //ekTokenRef.setTokenType(MessageConstants.EncryptedKey_NS);
               
                referenceType = MessageConstants.EK_SHA1_TYPE;
                keyInfoStrategy = KeyInfoStrategy.getInstance(referenceType);
                //keyInfoStrategy.insertKey(ekTokenRef, secureMsg);
               
                //TODO: the below cond is always true.
            } else if (wss11Sender || wss10) {
                _symmetricKey = skb.getSecretKey();
                useStandaloneRefList = true;
               
                if(!skb.getCertAlias().equals(MessageConstants._EMPTY)){
                    certificateBinding = new AuthenticationTokenPolicy.X509CertificateBinding();
                    //x509Binding.newPrivateKeyBinding();
                    certificateBinding.setCertificateIdentifier(skb.getCertAlias());
                    _x509Cert = context.getSecurityEnvironment().getCertificate(context.getExtraneousProperties(), certificateBinding.getCertificateIdentifier(), false);
                    certificateBinding.setX509Certificate(_x509Cert);
                    certificateBinding.setReferenceType("Direct");
                }else if ( context.getX509CertificateBinding() != null ) {
                    certificateBinding = context.getX509CertificateBinding();
                    context.setX509CertificateBinding(null);
                }
               
                _x509Cert = certificateBinding.getX509Certificate();
                x509TokenId = certificateBinding.getUUID();
                if(x509TokenId == null || x509TokenId.equals("")){
                    x509TokenId = secureMsg.generateId();
                }
               
                if(log.isLoggable(Level.FINEST)){
                    log.log(Level.FINEST, "Certificate was "+_x509Cert);
                    log.log(Level.FINEST, "BinaryToken ID "+x509TokenId);
                }
               
                HashMap tokenCache = context.getTokenCache();
                HashMap insertedX509Cache = context.getInsertedX509Cache();
               
                SecurityUtil.checkIncludeTokenPolicy(context, certificateBinding, x509TokenId);
               
                X509SecurityToken token = (X509SecurityToken)tokenCache.get(x509TokenId);
                if(token == null){
                    String valueType = certificateBinding.getValueType();
                    if(valueType==null||valueType.equals("")){
                        //default valueType for X509 as v3
                        valueType = MessageConstants.X509v3_NS;
                    }
                    token = new X509SecurityToken(secureMsg.getSOAPPart(),_x509Cert,x509TokenId, valueType);
                    tokenCache.put(x509TokenId, token);
                    context.setCurrentSecret(_symmetricKey);
                } else{
                    skbX509TokenInserted = true;
                    _symmetricKey = context.getCurrentSecret();
                   
                }
                ekTokenRef = new SecurityTokenReference(secureMessage.getSOAPPart());
                DirectReference reference = new DirectReference();
                insertedEkId = (String)ekCache.get(x509TokenId);
                if(insertedEkId == null)
                    insertedEkId = ekId;
                reference.setURI("#"+insertedEkId);
                reference.setValueType(MessageConstants.EncryptedKey_NS);
                ekTokenRef.setReference(reference);
               
                if(!skbX509TokenInserted){
                   
                    referenceType =  certificateBinding.getReferenceType();
                    if(referenceType.equals("Identifier") && certificateBinding.getValueType().equals(MessageConstants.X509v1_NS)){
                        log.log(Level.SEVERE,"WSS1211.unsupported.KeyIdentifierStrategy.X509v1");
                        throw new XWSSecurityException("Key Identifier strategy with X509v1 is not allowed");
                    }
                    keyInfoStrategy = KeyInfoStrategy.getInstance(referenceType);
                    _exportCertificate = true;
                    keyInfoStrategy.setCertificate(_x509Cert);
                    //Store SymmetricKey generated in ProcessingContext
                    context.setExtraneousProperty("SecretKey", _symmetricKey);
                }
                if(MessageConstants.DIRECT_REFERENCE_TYPE.equals(referenceType)){
                    if(insertedX509Cache.get(x509TokenId) == null){
                        secureMsg.findOrCreateSecurityHeader().insertHeaderBlock(token);
                        insertedX509Cache.put(x509TokenId, token);
                        x509TokenElement = secureMsg.findOrCreateSecurityHeader().getNextSiblingOfTimestamp();
                    } else{
                        //x509TokenElement = secureMsg.findOrCreateSecurityHeader().getFirstChildElement();
                        x509TokenElement = secureMsg.getElementByWsuId(x509TokenId);
                    }
                }
               
            }
           
        } else if (PolicyTypeUtil.samlTokenPolicy(keyBinding)) {
            //TODO handler saml, it should be a remote SAML Assertion
            // since a message from the sender cannot have the receivers assertion as part of message
            AuthenticationTokenPolicy.SAMLAssertionBinding samlBinding =
                    (AuthenticationTokenPolicy.SAMLAssertionBinding)keyBinding;
           
            Assertion assertion1 = null;
            Assertion assertion2 = null;
           
            try {
                if (System.getProperty("com.sun.xml.wss.saml.binding.jaxb") == null ) {
                    if (samlBinding.getAssertion().getAttributeNode("ID") != null) {
                        assertion1 = (Assertion)com.sun.xml.wss.saml.assertion.saml20.jaxb20.Assertion.fromElement(samlBinding.getAssertion());
                    }else{
                        assertion1 = (Assertion)com.sun.xml.wss.saml.assertion.saml11.jaxb20.Assertion.fromElement(samlBinding.getAssertion());
                    }
                } else {
                    assertion2 = (Assertion)com.sun.xml.wss.saml.assertion.saml11.jaxb10.Assertion.fromElement(samlBinding.getAssertion());
                }
            } catch (SAMLException ex) {
                log.log(Level.SEVERE, "WSS1212.error.SAMLAssertionException");
                throw new XWSSecurityException(ex);
            }
           
            String assertionID = null;
            if (assertion1 != null) {
                HashMap tokenCache = context.getTokenCache();
                //assuming unique IDs
                assertionID = ((com.sun.xml.wss.saml.Assertion)assertion1).getAssertionID();
                tokenCache.put(assertionID, assertion1);
            } else if (assertion2 != null) {
                HashMap tokenCache = context.getTokenCache();
                //assuming unique IDs
                assertionID = ((com.sun.xml.wss.saml.Assertion)assertion2).getAssertionID();
                tokenCache.put(assertionID, assertion2);
            } else{
                log.log(Level.SEVERE,"WSS1213.null.SAMLAssertion");
                throw new XWSSecurityException("SAML Assertion is NULL");
            }
           
            //Key key = null;
            samlkey = KeyResolver.resolveSamlAssertion(
                    context.getSecurableSoapMessage(), samlBinding.getAssertion(), true, context, assertionID);
           
            /*
            _x509Cert = context.getSecurityEnvironment().getCertificate(
                    context.getExtraneousProperties() ,(PublicKey)key, false);
            if (_x509Cert == null) {
                log.log(Level.SEVERE,"WSS1214.unableto.locate.certificate.SAMLAssertion");
                throw new XWSSecurityException("Could not locate Certificate corresponding to Key in SubjectConfirmation of SAML Assertion");
            }*/
           
            if (!"".equals(samlBinding.getKeyAlgorithm())) {
                keyEncAlgo = samlBinding.getKeyAlgorithm();
            }
           
            _symmetricKey = SecurityUtil.generateSymmetricKey(dataEncAlgo);
           
            referenceType = samlBinding.getReferenceType();
            if (referenceType.equals(MessageConstants.EMBEDDED_REFERENCE_TYPE)) {
                log.log(Level.SEVERE, "WSS1215.unsupported.EmbeddedReference.SAMLAssertion");
                throw new XWSSecurityException("Embedded Reference Type for SAML Assertions not supported yet");
            }
           
            String assertionId = null;
            if ( assertion1 != null) {
                assertionId = ((com.sun.xml.wss.saml.Assertion)assertion1).getAssertionID();
            }else if ( assertion2 != null) {
                assertionId = ((com.sun.xml.wss.saml.Assertion)assertion2).getAssertionID();
            }
            Element binding = samlBinding.getAuthorityBinding();
            samlTokenRef = new SecurityTokenReference(secureMsg.getSOAPPart());
            String strId = samlBinding.getSTRID();
            if(strId == null){
                strId = secureMsg.generateId();
            }
            samlTokenRef.setWsuId(strId);
           
            if (binding != null) {
                samlTokenRef.setSamlAuthorityBinding(binding, secureMsg.getSOAPPart());
            }
            keyInfoStrategy = new KeyIdentifierStrategy(assertionId);
            keyInfoStrategy.insertKey(samlTokenRef, secureMsg);
           
        } else if ( PolicyTypeUtil.issuedTokenKeyBinding(keyBinding)) {
           
            IssuedTokenContext trustContext =  context.getTrustContext();
           
            //get the symmetric key for encryption
            try{
                _symmetricKey = new SecretKeySpec(trustContext.getProofKey(), SecurityUtil.getSecretKeyAlgorithm(dataEncAlgo));
            } catch(Exception e){
                log.log(Level.SEVERE, "WSS1216.unableto.get.symmetrickey.Encryption");
                throw new XWSSecurityException(e);
            }
           
            //Get the IssuedToken and insert it into the message
            GenericToken issuedToken = (GenericToken)trustContext.getSecurityToken();
           
            // check if the token is already present
            IssuedTokenKeyBinding ikb = (IssuedTokenKeyBinding)keyBinding;
            //String ikbPolicyId = ikb.getPolicyToken().getTokenId();
            String ikbPolicyId = ikb.getUUID();
           
            //Look for TrustToken in TokenCache
            HashMap tokCache = context.getTokenCache();
            Object tok = tokCache.get(ikbPolicyId);
           
            SecurityTokenReference str = null;
            Element strElem = null;
            String tokenVersion = ikb.getIncludeToken();
            includeIST = (IssuedTokenKeyBinding.INCLUDE_ALWAYS_TO_RECIPIENT.equals(tokenVersion) ||
                          IssuedTokenKeyBinding.INCLUDE_ALWAYS.equals(tokenVersion) ||
                          IssuedTokenKeyBinding.INCLUDE_ALWAYS_VER2.equals(tokenVersion) ||
                          IssuedTokenKeyBinding.INCLUDE_ALWAYS_TO_RECIPIENT_VER2.equals(tokenVersion)
                          );
           
            if (includeIST && (issuedToken == null)) {
                log.log(Level.SEVERE, "WSS1217.null.IssueToken");
                throw new XWSSecurityException("Issued Token to be inserted into the Message was Null");
            }
           
            //trust token to be inserted into message
            if (issuedToken != null) {
                // treat the token as an Opaque entity and just insert the token into message
                Element elem = (Element)issuedToken.getTokenValue();
                //TODO: remove these expensive conversions DOM Imports
                if (tok == null) {
                    issuedTokenElement = XMLUtil.convertToSoapElement(secureMessage.getSOAPPart(), elem);
                    //Temp FIX for Issue#26: We need an Id to cache and MS not sending Id in some cases
                    String tokId = issuedTokenElement.getAttribute("Id");
                    if ("".equals(tokId) &&
                            MessageConstants.ENCRYPTED_DATA_LNAME.equals(issuedTokenElement.getLocalName())) {
                        issuedTokenElement.setAttribute("Id", secureMessage.generateId());
                    }
                    tokCache.put(ikbPolicyId, issuedTokenElement);
                } else {
                    issuedTokenInserted = true;
                    // it will be SOAPElement retrieve its wsuId attr
                    String wsuId = SecurityUtil.getWsuIdOrId((Element)tok);
                    issuedTokenElementFromMsg = secureMessage.getElementById(wsuId);
                    if (issuedTokenElementFromMsg == null) {
                        log.log(Level.SEVERE, "WSS1218.unableto.locate.IssueToken.Message");
                        throw new XWSSecurityException("Could not locate Issued Token in Message");
                    }
                }
            }
           
            if (includeIST) {
                if (trustContext.getAttachedSecurityTokenReference() != null) {
                    strElem = SecurityUtil.convertSTRToElement(trustContext.getAttachedSecurityTokenReference().getTokenValue(), secureMessage.getSOAPPart());
                } else {
                    log.log(Level.SEVERE, "WSS1219.unableto.refer.Attached.IssueToken");
                    throw new XWSSecurityException("Cannot determine how to reference the Attached Issued Token in the Message");
                }
            } else {
                //Trust Issued Token should not be in message at all, so use an external reference
                if (trustContext.getUnAttachedSecurityTokenReference() != null) {
                    strElem = SecurityUtil.convertSTRToElement(trustContext.getUnAttachedSecurityTokenReference().getTokenValue(), secureMessage.getSOAPPart());
                } else {
                    log.log(Level.SEVERE, "WSS1220.unableto.refer.Un-Attached.IssueToken");
                    throw new XWSSecurityException("Cannot determine how to reference the Un-Attached Issued Token in the Message");
                }
            }
           
            //TODO: remove these expensive conversions
            Element imported = (Element)secureMessage.getSOAPPart().importNode(strElem,true);
            issuedTokenRef = new SecurityTokenReference(XMLUtil.convertToSoapElement(secureMessage.getSOAPPart(), imported), false);
            SecurityUtil.updateSamlVsKeyCache(issuedTokenRef, context, _symmetricKey);
           
        } else if (PolicyTypeUtil.secureConversationTokenKeyBinding(keyBinding)) {
           
            SecureConversationTokenKeyBinding sctBinding = (SecureConversationTokenKeyBinding)keyBinding;
           
            //String sctPolicyId = sctBinding.getPolicyToken().getTokenId();
            String sctPolicyId = sctBinding.getUUID();
            //Look for SCT in TokenCache
            HashMap tokCache = context.getTokenCache();
            sct = (SecurityContextTokenImpl)tokCache.get(sctPolicyId);
           
            IssuedTokenContext ictx = context.getSecureConversationContext();
           
            if (sct == null) {
                SecurityContextToken sct1 =(SecurityContextToken)ictx.getSecurityToken();
                if (sct1 == null) {
                    log.log(Level.SEVERE,"WSS1221.null.SecureConversationToken");
                    throw new XWSSecurityException("SecureConversation Token not Found");
                }
               
                sct = new SecurityContextTokenImpl(
                        secureMessage.getSOAPPart(), sct1.getIdentifier().toString(), sct1.getInstance(), sct1.getWsuId(), sct1.getExtElements());
                // put back in token cache
                tokCache.put(sctPolicyId, sct);
            } else {
                sctTokenInserted = true;
                // record the element
                sctElement = secureMessage.getElementByWsuId(sct.getWsuId());
            }
           
            String sctWsuId = sct.getWsuId();
            if (sctWsuId == null) {
                sct.setId(secureMessage.generateId());
            }
            sctWsuId = sct.getWsuId();
           
            secConvRef = new SecurityTokenReference(secureMessage.getSOAPPart());
            DirectReference reference = new DirectReference();
            if (SecureConversationTokenKeyBinding.INCLUDE_ALWAYS_TO_RECIPIENT.equals(sctBinding.getIncludeToken()) ||
                    SecureConversationTokenKeyBinding.INCLUDE_ALWAYS.equals(sctBinding.getIncludeToken())) {
               
                reference.setURI("#" + sctWsuId);
            } else {
                includeSCT = false;
                reference.setSCTURI(sct.getIdentifier().toString(), sct.getInstance());
            }
           
            secConvRef.setReference(reference);
            referenceType = MessageConstants.DIRECT_REFERENCE_TYPE;
            keyInfoStrategy = KeyInfoStrategy.getInstance(referenceType);
           
            String jceAlgo = SecurityUtil.getSecretKeyAlgorithm(dataEncAlgo);
            _symmetricKey = new SecretKeySpec(ictx.getProofKey(), jceAlgo);
           
           
        } else if (PolicyTypeUtil.derivedTokenKeyBinding(keyBinding)){
            DerivedTokenKeyBinding dtk = (DerivedTokenKeyBinding)keyBinding.clone();
            WSSPolicy originalKeyBinding = dtk.getOriginalKeyBinding();
           
            String algorithm = null;
            if(algSuite != null){
                algorithm = algSuite.getEncryptionAlgorithm();
            }
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            builder = new SymmetricTokenBuilder(skb, context, dataEncAlgo,keyEncAlgo);
            BuilderResult skbResult = builder.process();
            return skbResult;
        }  else if ( PolicyTypeUtil.derivedTokenKeyBinding(keyBinding)) {
            DerivedTokenKeyBinding dtk = (DerivedTokenKeyBinding)keyBinding;
            ((NamespaceContextEx)context.getNamespaceContext()).addSCNS();
            builder = new DerivedKeyTokenBuilder(context, dtk);
            BuilderResult dtkResult = builder.process();
            return dtkResult;
        }  else if ( PolicyTypeUtil.issuedTokenKeyBinding(keyBinding)) {
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                    if(inferredKB == null){
                        inferredEncryptionPolicy.setKeyBinding(x509Binding);
                    } else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
                        ((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
                    } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                        DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
                        if(dktBind.getOriginalKeyBinding() == null)
                            ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(x509Binding);
                        else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())){
                            dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
                        }
                    }
                   
                }
                if (sig) {
                    returnKey =
                            context.getSecurityEnvironment().getPublicKey(context.getExtraneousProperties(),
                            getDecodedBase64EncodedData(keyId.getReferenceValue()));
                } else {
                    returnKey =
                            context.getSecurityEnvironment().getPrivateKey(context.getExtraneousProperties(),
                            getDecodedBase64EncodedData(keyId.getReferenceValue()));
                }
               
            } else if (MessageConstants.ThumbPrintIdentifier_NS.equals(keyId.getValueType())) {
                if(policy != null){
                    AuthenticationTokenPolicy.X509CertificateBinding keyBinding = null;
                    keyBinding = (AuthenticationTokenPolicy.X509CertificateBinding) policy.newX509CertificateKeyBinding();
                    keyBinding.setReferenceType(MessageConstants.THUMB_PRINT_TYPE);
                }
                if(isWSITRecipient){
                    MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
                    AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                    x509Binding.setValueType(MessageConstants.ThumbPrintIdentifier_NS);
                    x509Binding.setReferenceType(MessageConstants.KEY_INDETIFIER_TYPE);
                    if(inferredKB == null){
                        inferredEncryptionPolicy.setKeyBinding(x509Binding);
                    } else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
                        ((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
                    } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                        DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
                        if(dktBind.getOriginalKeyBinding() == null)
                            ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(x509Binding);
                        else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())){
                            dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
                        }
                    }
                   
                }
                if (sig) {
                    returnKey =
                            context.getSecurityEnvironment().getPublicKey(
                            context.getExtraneousProperties(),
                            getDecodedBase64EncodedData(keyId.getReferenceValue()),
                            MessageConstants.THUMB_PRINT_TYPE
                            );
                } else {
                    returnKey =
                            context.getSecurityEnvironment().getPrivateKey(
                            context.getExtraneousProperties(),
                            getDecodedBase64EncodedData(keyId.getReferenceValue()),
                            MessageConstants.THUMB_PRINT_TYPE
                            );
                }
               
            } else if(MessageConstants.EncryptedKeyIdentifier_NS.equals(keyId.getValueType())){
                if(isWSITRecipient){
                    MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
                    SymmetricKeyBinding skBinding = new SymmetricKeyBinding();
                    AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                    x509Binding.setReferenceType(MessageConstants.KEY_INDETIFIER_TYPE);
                    skBinding.setKeyBinding(x509Binding);
                    //TODO: ReferenceType and ValueType not set on X509Binding
                    if(inferredKB == null){
                        inferredEncryptionPolicy.setKeyBinding(skBinding);
                    } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                        if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
                            ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(skBinding);
                    }
                }
                String ekSha1RefValue = (String)context.getExtraneousProperty("EncryptedKeySHA1");
                Key secretKey = (Key)context.getExtraneousProperty("SecretKey");
                String keyRefValue = keyId.getReferenceValue();
                if(ekSha1RefValue != null && secretKey != null){
                    if(ekSha1RefValue.equals(keyRefValue))
                        returnKey = secretKey;
                } else{
                    String message = "EncryptedKeySHA1 reference not correct";
                    log.log(Level.SEVERE, LogStringsMessages.WSS_0240_INVALID_ENCRYPTED_KEY_SHA_1_REFERENCE());
                    throw new XWSSecurityException(message);
                }
               
            } else if (MessageConstants.WSSE_SAML_KEY_IDENTIFIER_VALUE_TYPE.equals(keyId.getValueType())
            || MessageConstants.WSSE_SAML_v2_0_KEY_IDENTIFIER_VALUE_TYPE.equals(keyId.getValueType())) {
                // Its a SAML Assertion, retrieve the assertion
                if(policy != null){
                    AuthenticationTokenPolicy.SAMLAssertionBinding keyBinding = null;
                    keyBinding = (AuthenticationTokenPolicy.SAMLAssertionBinding) policy.newSAMLAssertionKeyBinding();
                    keyBinding.setReferenceType(keyId.getValueType());
                }
                String assertionID = keyId.getDecodedReferenceValue();
                Element samlAssertion = resolveSAMLToken(str, assertionID,context);
                if(isWSITRecipient){
                    MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
                    IssuedTokenKeyBinding itkBinding = new IssuedTokenKeyBinding();
                    if(inferredKB == null){
                        if (context.hasIssuedToken()){
                            inferredEncryptionPolicy.setKeyBinding(itkBinding);
                        }else{
                            inferredEncryptionPolicy.setKeyBinding(new AuthenticationTokenPolicy.SAMLAssertionBinding());
                        }
                    } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                        if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
                            ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(itkBinding);
                    }
                }
                returnKey = resolveSamlAssertion(secureMsg,samlAssertion, sig,context, assertionID);
                if (context.hasIssuedToken() && returnKey != null){
                    SecurityUtil.initInferredIssuedTokenContext(context,str, returnKey);
                }
               
            } else {
                if(policy != null){
                    AuthenticationTokenPolicy.SAMLAssertionBinding keyBinding = null;
                    keyBinding = (AuthenticationTokenPolicy.SAMLAssertionBinding) policy.newSAMLAssertionKeyBinding();
                }
                Element samlAssertion = null;
                String assertionID = keyId.getDecodedReferenceValue();
                try{
                    samlAssertion = resolveSAMLToken(str, assertionID,context);
                }catch(Exception ex){
                    //ignore
                }
                if (samlAssertion != null) {
                    if(isWSITRecipient){
                        MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
                        IssuedTokenKeyBinding itkBinding = new IssuedTokenKeyBinding();
                        if(inferredKB == null){
                            inferredEncryptionPolicy.setKeyBinding(itkBinding);
                        } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                            if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
                                ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(itkBinding);
                        }
                    }
                    returnKey = resolveSamlAssertion(secureMsg,samlAssertion, sig,context, assertionID);
                    if (context.hasIssuedToken() && returnKey != null){
                        SecurityUtil.initInferredIssuedTokenContext(context,str, returnKey);
                    }
                } else {
                    // now assume its an X509Token
                    // Note: the code below assumes base64 EncodingType for X509 SKI
                    if(isWSITRecipient){
                        MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
                        AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                        x509Binding.setValueType(MessageConstants.X509SubjectKeyIdentifier_NS);
                        x509Binding.setReferenceType(MessageConstants.KEY_INDETIFIER_TYPE);
                        if(inferredKB == null){
                            inferredEncryptionPolicy.setKeyBinding(x509Binding);
                        } else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
                            ((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
                        } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                            DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
                            if(dktBind.getOriginalKeyBinding() == null)
                                ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(x509Binding);
                            else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())){
                                dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
                            }
                        }
                       
                    }
                    if (sig) {
                        returnKey =
                                context.getSecurityEnvironment().getPublicKey(context.getExtraneousProperties(),
                                getDecodedBase64EncodedData(keyId.getReferenceValue()));
                    } else {
                        returnKey =
                                context.getSecurityEnvironment().getPrivateKey(context.getExtraneousProperties(),
                                getDecodedBase64EncodedData(keyId.getReferenceValue()));
                    }
                }
            }
        } else if (refElement instanceof DirectReference) {
            String uri = ((DirectReference) refElement).getURI();
           
            // will be only during verify.
            AuthenticationTokenPolicy.X509CertificateBinding keyBinding = null;
            String valueType = ((DirectReference) refElement).getValueType();
            if (MessageConstants.DKT_VALUETYPE.equals(valueType) ||
                    MessageConstants.DKT_13_VALUETYPE.equals(valueType)){
                //TODO: this will work for now but need to handle this case here later
                valueType = null;
            }
           
            if(policy != null){
                keyBinding = (AuthenticationTokenPolicy.X509CertificateBinding) policy.newX509CertificateKeyBinding();
                keyBinding.setReferenceType(MessageConstants.DIRECT_REFERENCE_TYPE);
                keyBinding.setValueType(valueType);
            }
           
            if (MessageConstants.X509v3_NS.equals(valueType)||MessageConstants.X509v1_NS.equals(valueType)) {
                // its an X509 Token
                HashMap insertedX509Cache = context.getInsertedX509Cache();
                String wsuId = secureMsg.getIdFromFragmentRef(uri);
                X509SecurityToken token = (X509SecurityToken)insertedX509Cache.get(wsuId);
                if(token == null)
                    token =(X509SecurityToken)resolveToken(wsuId,context,secureMsg);
                if(isWSITRecipient){
                    MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
                    AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                    x509Binding.setReferenceType(MessageConstants.DIRECT_REFERENCE_TYPE);
                    x509Binding.setValueType(valueType);
                    if(inferredKB == null){
                        inferredEncryptionPolicy.setKeyBinding(x509Binding);
                    } else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
                        ((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
                    } else  if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                        DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
                        if(dktBind.getOriginalKeyBinding() == null)
                            dktBind.setOriginalKeyBinding(x509Binding);
                        else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding()))
                            dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
                    }
                   
                }
                returnKey = resolveX509Token(secureMsg, token, sig,context);
               
            } else if(MessageConstants.EncryptedKey_NS.equals(valueType)){
                // Do default processing
                String wsuId = secureMsg.getIdFromFragmentRef(uri);
                SecurityToken token =resolveToken(wsuId,context,secureMsg);
                //TODO: STR is referring to EncryptedKey
                KeyInfoHeaderBlock kiHB = ((EncryptedKeyToken)token).getKeyInfo();
                SecurityTokenReference sectr = kiHB.getSecurityTokenReference(0);
               
                //String dataEncAlgo = MessageConstants.AES_BLOCK_ENCRYPTION_128;
                // now that context will have AlgoSuite under WSIT, this should not be an issue
                // so restoring old value since it breaks Backward Compat otherwise
                String dataEncAlgo = MessageConstants.DEFAULT_DATA_ENC_ALGO;
                if (context.getAlgorithmSuite() != null) {
                    dataEncAlgo = context.getAlgorithmSuite().getEncryptionAlgorithm();
                }else{
                    if (context.getDataEncryptionAlgorithm() != null){
                        dataEncAlgo = context.getDataEncryptionAlgorithm();
                    }
                }
                try{
                    Element cipherData = (Element)((EncryptedKeyToken)token).getAsSoapElement().getChildElements(new QName(MessageConstants.XENC_NS, "CipherData", MessageConstants.XENC_PREFIX)).next();
                    String cipherValue = cipherData.getElementsByTagNameNS(MessageConstants.XENC_NS, "CipherValue").item(0).getTextContent();
                    byte[] decodedCipher = Base64.decode(cipherValue);
                    byte[] ekSha1 = MessageDigest.getInstance("SHA-1").digest(decodedCipher);
                    String encEkSha1 = Base64.encode(ekSha1);
                    context.setExtraneousProperty(MessageConstants.EK_SHA1_VALUE, encEkSha1);
                   
                } catch(Exception e){
                    log.log(Level.SEVERE, LogStringsMessages.WSS_0241_UNABLETO_SET_EKSHA_1_ON_CONTEXT(), e);
                    throw new XWSSecurityException(e);
                }
                if(isWSITRecipient){
                    MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
                    SymmetricKeyBinding skBinding = new SymmetricKeyBinding();
                    AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                    skBinding.setKeyBinding(x509Binding);
                    //TODO: ReferenceType and ValueType not set on X509Binding
                    if(inferredKB == null){
                        inferredEncryptionPolicy.setKeyBinding(skBinding);
                    } else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
                        ((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
                    } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                        DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
                        if(dktBind.getOriginalKeyBinding() == null)
                            dktBind.setOriginalKeyBinding(x509Binding);
                        else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding()))
                            dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
                    }
                   
                }
                returnKey = ((EncryptedKeyToken)token).getSecretKey(getKey(kiHB, sig, context), dataEncAlgo);
                context.setExtraneousProperty(MessageConstants.SECRET_KEY_VALUE, returnKey);
               
            } else if (MessageConstants.SCT_VALUETYPE.equals(valueType) || MessageConstants.SCT_13_VALUETYPE.equals(valueType)) {
                // could be wsuId or SCT Session Id
                String sctId = secureMsg.getIdFromFragmentRef(uri);
                SecurityToken token = (SecurityToken)tokenCache.get(sctId);
               
                if(token == null){
                    token = SecurityUtil.locateBySCTId(context, uri);
                    if (token == null) {
                        token = resolveToken(sctId, context, secureMsg);
                    }
                    if(token == null){
                        log.log(Level.SEVERE, LogStringsMessages.WSS_0242_UNABLETO_LOCATE_SCT());
                        throw new XWSSecurityException("SCT Token with Id "+sctId+ "not found");
                    }else{
                        tokenCache.put(sctId, token);
                    }
                }
               
                if (token instanceof SecurityContextToken) {
                    //handling for SecurityContext Token
                    byte[] proofKey = resolveSCT(context, (SecurityContextTokenImpl)token, sig);
                    String encAlgo = "AES"; //hardcoding for now
                    if (context.getAlgorithmSuite() != null) {
                        encAlgo = SecurityUtil.getSecretKeyAlgorithm(context.getAlgorithmSuite().getEncryptionAlgorithm());
                    }
                    if(isWSITRecipient){
                        MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
                        SecureConversationTokenKeyBinding sctBinding = new SecureConversationTokenKeyBinding();
                        if(inferredKB == null){
                            inferredEncryptionPolicy.setKeyBinding(sctBinding);
                        } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                            if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
                                ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(sctBinding);
                        }
                    }
                    returnKey = new SecretKeySpec(proofKey, encAlgo);
                   
                } else {
                    log.log(Level.SEVERE, LogStringsMessages.WSS_0243_INVALID_VALUE_TYPE_NON_SCT_TOKEN());
                    throw new XWSSecurityException("Incorrect ValueType: " + MessageConstants.SCT_VALUETYPE + ", specified for a Non SCT Token");
                }
               
            } else if (null == valueType) {
                // Do default processing
                String wsuId = secureMsg.getIdFromFragmentRef(uri);
                SecurityToken token = SecurityUtil.locateBySCTId(context, wsuId);
                if (token == null) {
                    token =resolveToken(wsuId,context,secureMsg);
                }
                if (token instanceof X509SecurityToken) {
                    if(isWSITRecipient){
                        MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
                        AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                        x509Binding.setReferenceType(MessageConstants.DIRECT_REFERENCE_TYPE);
                        if(inferredKB == null){
                            inferredEncryptionPolicy.setKeyBinding(x509Binding);
                        } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                            if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
                                ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(x509Binding);
                        }
                    }
                    returnKey = resolveX509Token(secureMsg, (X509SecurityToken)token, sig,context);
                } else if (token instanceof EncryptedKeyToken) {
                    //TODO: STR is referring to EncryptedKey
                    KeyInfoHeaderBlock kiHB = ((EncryptedKeyToken)token).getKeyInfo();
                    SecurityTokenReference sectr = kiHB.getSecurityTokenReference(0);
                    ReferenceElement refElem = sectr.getReference();
                    String dataEncAlgo = MessageConstants.DEFAULT_DATA_ENC_ALGO;
                    // now that context will have AlgoSuite under WSIT, this should not be an issue
                    // so restoring old value since it breaks Backward Compat otherwise
                    //String dataEncAlgo = MessageConstants.AES_BLOCK_ENCRYPTION_128;
                    if (context.getAlgorithmSuite() != null) {
                        dataEncAlgo = context.getAlgorithmSuite().getEncryptionAlgorithm();
                    }else{
                        if (context.getDataEncryptionAlgorithm() != null){
                            dataEncAlgo = context.getDataEncryptionAlgorithm();
                        }
                    }
                    try{
                        Element cipherData = (Element)((EncryptedKeyToken)token).getAsSoapElement().getChildElements(new QName(MessageConstants.XENC_NS, "CipherData", MessageConstants.XENC_PREFIX)).next();
                        String cipherValue = cipherData.getElementsByTagNameNS(MessageConstants.XENC_NS, "CipherValue").item(0).getTextContent();
                        byte[] decodedCipher = Base64.decode(cipherValue);
                        byte[] ekSha1 = MessageDigest.getInstance("SHA-1").digest(decodedCipher);
                        String encEkSha1 = Base64.encode(ekSha1);
                        context.setExtraneousProperty(MessageConstants.EK_SHA1_VALUE, encEkSha1);
                    } catch(Exception e){
                        log.log(Level.SEVERE,LogStringsMessages.WSS_0241_UNABLETO_SET_EKSHA_1_ON_CONTEXT(), e);
                        throw new XWSSecurityException(e);
                    }
                    if(isWSITRecipient){
                        MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
                        SymmetricKeyBinding skBinding = new SymmetricKeyBinding();
                        AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                        skBinding.setKeyBinding(x509Binding);
                        //TODO: ReferenceType and ValueType not set on X509Binding
                        if(inferredKB == null){
                            inferredEncryptionPolicy.setKeyBinding(skBinding);
                        } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                            if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
                                ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(skBinding);
                        }
                    }
                    returnKey = ((EncryptedKeyToken)token).getSecretKey(getKey(kiHB, sig, context), dataEncAlgo);
                    context.setExtraneousProperty(MessageConstants.SECRET_KEY_VALUE, returnKey);
                   
                } else if (token instanceof SecurityContextToken) {
                    //handling for SecurityContext Token
                    byte[] proofKey = resolveSCT(context, (SecurityContextTokenImpl)token, sig);
                    String encAlgo = "AES"; //default algo
                    if (context.getAlgorithmSuite() != null) {
                        encAlgo = SecurityUtil.getSecretKeyAlgorithm(context.getAlgorithmSuite().getEncryptionAlgorithm());
                    }
                    if(isWSITRecipient){
                        MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
                        SecureConversationTokenKeyBinding sctBinding = new SecureConversationTokenKeyBinding();
                        if(inferredKB == null){
                            inferredEncryptionPolicy.setKeyBinding(sctBinding);
                        } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                            if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
                                ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(sctBinding);
                        }
                    }
                    returnKey = new SecretKeySpec(proofKey, encAlgo);
                   
                } else if (token instanceof DerivedKeyTokenHeaderBlock){
                    if(isWSITRecipient){
                        MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
                        DerivedTokenKeyBinding dtkBinding = new DerivedTokenKeyBinding();
                        if(inferredKB == null){
                            inferredEncryptionPolicy.setKeyBinding(dtkBinding);
                        } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)) {
                            //already set - do nothing
                        } else{
                            log.log(Level.SEVERE, LogStringsMessages.WSS_0244_INVALID_LEVEL_DKT());
                            throw new XWSSecurityException("A derived Key Token should be a top level key binding");
                        }
                    }
                    returnKey = resolveDKT(context, (DerivedKeyTokenHeaderBlock)token);
                } else {
                    String message = " Cannot Resolve URI " + uri;
                    log.log(Level.SEVERE,LogStringsMessages.WSS_0337_UNSUPPORTED_DIRECTREF_MECHANISM(message),
                            new Object[] {message});
                    XWSSecurityException xwsse = new XWSSecurityException(message);
                    throw SecurableSoapMessage.newSOAPFaultException(
                            MessageConstants.WSSE_SECURITY_TOKEN_UNAVAILABLE,
                            xwsse.getMessage(), xwsse);
                }
            } else {
                log.log(
                        Level.SEVERE,
                        LogStringsMessages.WSS_0337_UNSUPPORTED_DIRECTREF_MECHANISM(((DirectReference)refElement).getValueType()),
                        new Object[] {((DirectReference)refElement).getValueType()});
                XWSSecurityException xwsse =
                        new XWSSecurityException(
                        "unsupported directreference ValueType "
                        + ((DirectReference) refElement).getValueType());
                throw SecurableSoapMessage.newSOAPFaultException(
                        MessageConstants.WSSE_INVALID_SECURITY_TOKEN,
                        xwsse.getMessage(), xwsse);
            }
        } else if (refElement instanceof X509IssuerSerial) {
            BigInteger serialNumber = ((X509IssuerSerial) refElement).getSerialNumber();
            String issuerName = ((X509IssuerSerial) refElement).getIssuerName();
           
            if(isWSITRecipient){
                MLSPolicy inferredKB = inferredEncryptionPolicy.getKeyBinding();
                AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                x509Binding.setReferenceType(MessageConstants.X509_ISSUER_TYPE);
                if(inferredKB == null){
                    inferredEncryptionPolicy.setKeyBinding(x509Binding);
                } else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
                    ((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
                } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                    DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
                    if(dktBind.getOriginalKeyBinding() == null)
                        dktBind.setOriginalKeyBinding(x509Binding);
                    else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding()))
                        dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
                }
               
            }
            if (sig) {
                returnKey = context.getSecurityEnvironment().getPublicKey(
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                    returnKey = new SecretKeySpec(proofKey, encAlgo);
                   
                } else if (token instanceof DerivedKeyTokenHeaderBlock){
                    if(isWSITRecipient){
                        MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
                        DerivedTokenKeyBinding dtkBinding = new DerivedTokenKeyBinding();
                        if(inferredKB == null){
                            inferredSignaturePolicy.setKeyBinding(dtkBinding);
                        } else{
                            log.log(Level.SEVERE, LogStringsMessages.WSS_0244_INVALID_LEVEL_DKT());
                            throw new XWSSecurityException("A derived Key Token should be a top level key binding");
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                            inferredSignaturePolicy.setKeyBinding(x509Binding);
                         } else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
                            ((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
                            isSymmetric = true;
                        } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                            DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
                            if(dktBind.getOriginalKeyBinding() == null)
                                ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(x509Binding);
                            else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())){
                                dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
                                isSymmetric = true;
                            }
                        }

                    }                  
                    if (purpose == Purpose.VERIFY) {
                        byte[] keyIdBytes = XMLUtil.getDecodedBase64EncodedData(keyId.getReferenceValue());
                        wssContext.setExtraneousProperty(MessageConstants.REQUESTER_KEYID, new String(keyIdBytes));
                        // add missing update to other party certificate
                        X509Certificate cert = wssContext.getSecurityEnvironment().getCertificate(
                                wssContext.getExtraneousProperties(),keyIdBytes);
                        if (!isSymmetric) {
                            wssContext.getSecurityEnvironment().updateOtherPartySubject(
                                    DefaultSecurityEnvironmentImpl.getSubject(wssContext), cert);
                        }
                        returnKey = cert.getPublicKey();
                    } else if(purpose == Purpose.SIGN){
                        returnKey =wssContext.getSecurityEnvironment().getPrivateKey(
                                wssContext.getExtraneousProperties(),
                                XMLUtil.getDecodedBase64EncodedData(keyId.getReferenceValue()));
                    }
                   
                   
                } else if (MessageConstants.ThumbPrintIdentifier_NS.equals(keyId.getValueType())) {
                    if(isPolicyRecipient && inferredSignaturePolicy != null){
                        MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
                        AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                        x509Binding.setValueType(MessageConstants.ThumbPrintIdentifier_NS);
                        x509Binding.setReferenceType(MessageConstants.KEY_INDETIFIER_TYPE);
                        if(inferredKB == null){
                            inferredSignaturePolicy.setKeyBinding(x509Binding);
                         } else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
                            ((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
                            isSymmetric = true;
                        } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                            DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
                            if(dktBind.getOriginalKeyBinding() == null)
                                ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(x509Binding);
                            else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())){
                                dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
                                isSymmetric = true;
                            }
                        }

                    }                   
                    if (purpose == Purpose.VERIFY) {
                        byte[] keyIdBytes = XMLUtil.getDecodedBase64EncodedData(keyId.getReferenceValue());
                        wssContext.setExtraneousProperty(MessageConstants.REQUESTER_KEYID, new String(keyIdBytes));
                        //update other party subject
                        X509Certificate cert = wssContext.getSecurityEnvironment().getCertificate(
                                wssContext.getExtraneousProperties(),keyIdBytes, MessageConstants.THUMB_PRINT_TYPE);
                        if (!isSymmetric) {
                            wssContext.getSecurityEnvironment().updateOtherPartySubject(
                                    DefaultSecurityEnvironmentImpl.getSubject(wssContext), cert);
                        }
                        returnKey = cert.getPublicKey();
                    } else if(purpose == Purpose.SIGN){
                        returnKey =wssContext.getSecurityEnvironment().getPrivateKey(
                                wssContext.getExtraneousProperties(),
                                XMLUtil.getDecodedBase64EncodedData(keyId.getReferenceValue()), MessageConstants.THUMB_PRINT_TYPE);
                    }
                   
                }else if (MessageConstants.EncryptedKeyIdentifier_NS.equals(keyId.getValueType())){
                    if(isPolicyRecipient && inferredSignaturePolicy != null){
                        MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
                        SymmetricKeyBinding skBinding = new SymmetricKeyBinding();
                        AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                        x509Binding.setReferenceType(MessageConstants.KEY_INDETIFIER_TYPE);
                        skBinding.setKeyBinding(x509Binding);
                        //TODO: ReferenceType and ValueType not set on X509Binding
                        if(inferredKB == null){
                            inferredSignaturePolicy.setKeyBinding(skBinding);
                        } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                            if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
                                ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(skBinding);
                        }
                    }
                    //Set return key here
                    String ekSha1RefValue = (String)wssContext.getExtraneousProperty("EncryptedKeySHA1");
                    Key secretKey = (Key)wssContext.getExtraneousProperty("SecretKey");
                    String keyRefValue = keyId.getReferenceValue();
                    if(ekSha1RefValue != null && secretKey != null){
                        if(ekSha1RefValue.equals(keyRefValue))
                            returnKey = secretKey;
                    }else{
                        String message = "EncryptedKeySHA1 reference not correct";
                        logger.log(Level.SEVERE,LogStringsMessages.WSS_1306_UNSUPPORTED_KEY_IDENTIFIER_REFERENCE_TYPE(), new Object[] {message});
                        throw new KeySelectorException(message);
                    }
                    //returnKey = null;
                } else if (MessageConstants.WSSE_SAML_KEY_IDENTIFIER_VALUE_TYPE.equals(keyId.getValueType()) ||
                        MessageConstants.WSSE_SAML_v2_0_KEY_IDENTIFIER_VALUE_TYPE.equals (keyId.getValueType ())) {
                   
                    String assertionID = keyId.getReferenceValue();
                    Element tokenElement = wssContext.getIssuedSAMLToken();
                    if (tokenElement == null) {
                        Assertion samlAssertion = (Assertion)tokenCache.get(assertionID);
                        if (samlAssertion == null) {
                            if (str.getSamlAuthorityBinding() != null) {
                                tokenElement = wssContext.getSecurityEnvironment().
                                        locateSAMLAssertion(
                                        wssContext.getExtraneousProperties(), str.getSamlAuthorityBinding(), assertionID, secureMsg.getSOAPPart());
                            } else {
                                tokenElement = SAMLUtil.locateSamlAssertion(assertionID,secureMsg.getSOAPPart());
                                if (!("true".equals((String)wssContext.getExtraneousProperty(MessageConstants.SAML_SIG_RESOLVED))) ||
                                        "false".equals((String)wssContext.getExtraneousProperty(MessageConstants.SAML_SIG_RESOLVED))){
                                    wssContext.setExtraneousProperty(MessageConstants.SAML_SIG_RESOLVED,"false");
                                }
                            }
                        } else {
                            try {
                                tokenElement = samlAssertion.toElement(null);
                            } catch (Exception e) {
                                logger.log(Level.SEVERE,LogStringsMessages.WSS_1355_UNABLETO_RESOLVE_SAML_ASSERTION(),e.getMessage());
                                throw new KeySelectorException(e);
                            }
                        }
                   }
                   
                    if(isPolicyRecipient && inferredSignaturePolicy != null){
                        MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
                        IssuedTokenKeyBinding itkBinding = new IssuedTokenKeyBinding();
                        if(inferredKB == null){  
                            if (wssContext.hasIssuedToken()){
                                    inferredSignaturePolicy.setKeyBinding(itkBinding);
                            }else{
                                inferredSignaturePolicy.setKeyBinding(new AuthenticationTokenPolicy.SAMLAssertionBinding());
                            }                           
                        } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                             if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
                                ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(itkBinding);

                        }
                    }

                    returnKey = resolveSamlAssertion(context,tokenElement, purpose, assertionID);
                    addAuthorityId(tokenElement,wssContext);
                    if (wssContext.hasIssuedToken() && returnKey != null){
                        SecurityUtil.initInferredIssuedTokenContext(wssContext, str, returnKey);   
                    }                   

                } else {
                   
                    // it could be SAML AssertionID without ValueType on KeyIdentifier
                    String assertionID = keyId.getDecodedReferenceValue();
                    Element samlAssertion = null;
                    try {
                        samlAssertion = resolveSAMLToken(str, assertionID, wssContext);
                    } catch (Exception e) {
                        if(logger.isLoggable(Level.FINEST)){
                        logger.log(Level.FINEST,"Error occurred while trying " +
                                "to resolve SAML assertion"+e.getMessage());
                        }
                    }
                   
                    if (samlAssertion != null) {
                        if(isPolicyRecipient && inferredSignaturePolicy != null){
                            MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
                            IssuedTokenKeyBinding itkBinding = new IssuedTokenKeyBinding();
                            if(inferredKB == null){
                                if (wssContext.hasIssuedToken()){
                                    inferredSignaturePolicy.setKeyBinding(itkBinding);
                                }else{
                                    inferredSignaturePolicy.setKeyBinding(new AuthenticationTokenPolicy.SAMLAssertionBinding());
                                }
                            } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                                if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
                                    ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(itkBinding);
                            }
                        }                       
                        returnKey = resolveSamlAssertion(context,samlAssertion, purpose, assertionID);
                        addAuthorityId(samlAssertion,wssContext);

                        //whenever we have SAML we want to record the proofkey and str
                        if (wssContext.hasIssuedToken() && returnKey != null){
                            SecurityUtil.initInferredIssuedTokenContext(wssContext, str, returnKey);                       
                        }
                    
                    } else {
                        // now assume its an X509Token
                        // Note: the code below assumes base64 EncodingType for X509 SKI
                        if(isPolicyRecipient && inferredSignaturePolicy != null){
                            MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
                            AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                            x509Binding.setValueType(MessageConstants.X509SubjectKeyIdentifier_NS);
                            x509Binding.setReferenceType(MessageConstants.KEY_INDETIFIER_TYPE);
                            if(inferredKB == null){                          
                                inferredSignaturePolicy.setKeyBinding(x509Binding);
                            } else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
                                ((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
                            } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                                DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
                                if(dktBind.getOriginalKeyBinding() == null)
                                    ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(x509Binding);
                                else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())){
                                    dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
                                }
                            }

                        }                       
                        if (purpose == Purpose.VERIFY) {
                            byte[] keyIdBytes = XMLUtil.getDecodedBase64EncodedData(keyId.getReferenceValue());
                            wssContext.setExtraneousProperty(MessageConstants.REQUESTER_KEYID, new String(keyIdBytes));
                            //update other party certificate
                            X509Certificate cert = wssContext.getSecurityEnvironment().getCertificate(
                                    wssContext.getExtraneousProperties(),
                                    XMLUtil.getDecodedBase64EncodedData(keyId.getReferenceValue()));
                            wssContext.getSecurityEnvironment().updateOtherPartySubject(
                                DefaultSecurityEnvironmentImpl.getSubject(wssContext), cert);
                            returnKey = cert.getPublicKey();
                           
                        } else if(purpose == Purpose.SIGN){
                            returnKey =wssContext.getSecurityEnvironment().getPrivateKey(
                                    wssContext.getExtraneousProperties(),
                                    XMLUtil.getDecodedBase64EncodedData(keyId.getReferenceValue()));
                        }
                    }

                }
               
            } else if (refElement instanceof DirectReference) {
                if(keyBinding != null){
                    keyBinding.setReferenceType(MessageConstants.DIRECT_REFERENCE_TYPE);
                   
                }
                String uri = ((DirectReference) refElement).getURI();
                if (isBSP && !uri.startsWith("#")) {
                    logger.log(Level.SEVERE, LogStringsMessages.WSS_1356_VIOLATION_BSP_R_5204());
                    throw new XWSSecurityException("Violation of BSP R5204 "
                            + ": When a SECURITY_TOKEN_REFERENCE uses a Direct Reference to an INTERNAL_SECURITY_TOKEN, it MUST use a Shorthand XPointer Reference");
                }
               
                String valueType = ((DirectReference) refElement).getValueType();
                if (MessageConstants.DKT_VALUETYPE.equals(valueType) ||
                        MessageConstants.DKT_13_VALUETYPE.equals(valueType)){
                    //TODO: this will work for now but need to handle this case here later
                    valueType = null;
                }

                if (MessageConstants.X509v3_NS.equals(valueType)||MessageConstants.X509v1_NS.equals(valueType)) {
                    // its an X509 Token
                    if(keyBinding != null){
                        keyBinding.setValueType(valueType);
                    }
                    String wsuId = secureMsg.getIdFromFragmentRef(uri);
                    X509SecurityToken token = (X509SecurityToken) insertedX509Cache.get(wsuId);              
                    //if(token == null)
                    //    token =(X509SecurityToken) tokenCache.get(wsuId);
                   
                    if(token == null){
                        token = (X509SecurityToken)resolveToken(wsuId,context);
                        if(token == null){
                            logger.log(Level.SEVERE, LogStringsMessages.WSS_1357_UNABLETO_LOCATE_TOKEN());
                            throw new KeySelectorException("Token with Id "+wsuId+ "not found");
                        }else{
                            tokenCache.put(wsuId, token);
                        }
                    }
                   
                    if(isPolicyRecipient && inferredSignaturePolicy != null){
                        MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
                        AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                        x509Binding.setReferenceType(MessageConstants.DIRECT_REFERENCE_TYPE);
                        x509Binding.setValueType(valueType);
                        if(inferredKB == null){ 
                            inferredSignaturePolicy.setKeyBinding(x509Binding);
                        } else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
                            ((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
                            isSymmetric = true;
                        } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                            DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
                            if(dktBind.getOriginalKeyBinding() == null)
                                dktBind.setOriginalKeyBinding(x509Binding);
                            else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())){
                                dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
                                isSymmetric = true;
                            }
                        }

                    }
                   
                    returnKey = resolveX509Token(wssContext,  token, purpose, isSymmetric);
                   
                } else if(MessageConstants.EncryptedKey_NS.equals(valueType)) {
                    String wsuId = secureMsg.getIdFromFragmentRef(uri);
                    SecurityToken token = (SecurityToken)tokenCache.get(wsuId);
                    if(token == null){
                        token = resolveToken(wsuId, context);
                        if(token == null){
                            logger.log(Level.SEVERE, LogStringsMessages.WSS_1357_UNABLETO_LOCATE_TOKEN());
                            throw new KeySelectorException("Token with Id "+wsuId+ "not found");//TODO LOG ::Venu
                        }else{
                            tokenCache.put(wsuId, token);
                        }
                    }
                        KeyInfoHeaderBlock kiHB = ((EncryptedKeyToken)token).getKeyInfo();
                        SecurityTokenReference sectr = kiHB.getSecurityTokenReference(0);
                        SOAPElement se = sectr.getAsSoapElement();
                        ReferenceElement refElem = sectr.getReference();
                        if(isPolicyRecipient && inferredSignaturePolicy != null){
                            MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
                            SymmetricKeyBinding skBinding = new SymmetricKeyBinding();
                            AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                            skBinding.setKeyBinding(x509Binding);
                            //TODO: ReferenceType and ValueType not set on X509Binding
                            if(inferredKB == null){
                                inferredSignaturePolicy.setKeyBinding(skBinding);
                            } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                                if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
                                    ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(skBinding);

                            }
                        }
                       
                        Key privKey  = resolve(se, context, Purpose.SIGN);
                        Element cipherData = (Element)((EncryptedKeyToken)token).getAsSoapElement().getChildElements(new QName(MessageConstants.XENC_NS, "CipherData", MessageConstants.XENC_PREFIX)).next();
                        String cipherValue = cipherData.getElementsByTagNameNS(MessageConstants.XENC_NS, "CipherValue").item(0).getTextContent();
                        byte[] decodedCipher = Base64.decode(cipherValue);
                        byte[] ekSha1 = MessageDigest.getInstance("SHA-1").digest(decodedCipher);
                           
                        String encEkSha1 = Base64.encode(ekSha1);
                        wssContext.setExtraneousProperty(MessageConstants.EK_SHA1_VALUE, encEkSha1);

                        returnKey = ((EncryptedKeyToken)token).getSecretKey(privKey, encAlgo);    
                        wssContext.setExtraneousProperty(MessageConstants.SECRET_KEY_VALUE, returnKey);
                } else if (MessageConstants.SCT_VALUETYPE.equals(valueType) || MessageConstants.SCT_13_VALUETYPE.equals(valueType)) {
                    // could be wsuId or SCT Session Id
                    String sctId = secureMsg.getIdFromFragmentRef(uri);
                    SecurityToken token = (SecurityToken)tokenCache.get(sctId);
                   
                    if(token == null){
                        token = SecurityUtil.locateBySCTId(wssContext, uri);
                        if (token == null) {
                            token = resolveToken(sctId, context);
                        }

                        if(token == null){
                            logger.log(Level.SEVERE, LogStringsMessages.WSS_1358_UNABLETO_LOCATE_SCT_TOKEN());
                            throw new KeySelectorException("SCT Token with Id "+sctId+ "not found");
                        }else{
                            tokenCache.put(sctId, token);
                        }
                    }

                    if (token instanceof SecurityContextToken) {
                        //handling for SecurityContext Token
                        if(isPolicyRecipient && inferredSignaturePolicy != null){
                            MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
                            SecureConversationTokenKeyBinding sctBinding = new SecureConversationTokenKeyBinding();
                            if(inferredKB == null){
                                inferredSignaturePolicy.setKeyBinding(sctBinding);
                            } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                                ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(sctBinding);
                            }
                        }                      
                        returnKey = resolveSCT(wssContext, (SecurityContextTokenImpl)token, purpose);
                       
                    } else {
                        logger.log(Level.SEVERE, LogStringsMessages.WSS_1359_INVALID_VALUETYPE_NON_SC_TTOKEN());
                        throw new KeySelectorException("Incorrect ValueType: " + MessageConstants.SCT_VALUETYPE + ", specified for a Non SCT Token");
                    }

                } else if (null == valueType) {
                    // Log fails BSP:R3059 and R3058
                    //logger.log(Level.WARNING, "Fails BSP requirements R3058 and 3059");
                   
                    // Do default processing
                    String wsuId = secureMsg.getIdFromFragmentRef(uri);
                    SecurityToken token = (SecurityToken)tokenCache.get(wsuId);
                   
                    if(token == null){
                        token = resolveToken(wsuId, context);
                        if (token == null) {
                            token = SecurityUtil.locateBySCTId(wssContext, uri);
                        }

                        if(token == null){
                            logger.log(Level.SEVERE, LogStringsMessages.WSS_1357_UNABLETO_LOCATE_TOKEN());
                            throw new KeySelectorException("Token with Id "+wsuId+ "not found");
                        }else{
                            tokenCache.put(wsuId, token);
                        }
                    }
                   
                    if (token instanceof X509SecurityToken) {
                        if(isPolicyRecipient && inferredSignaturePolicy != null){
                            MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
                            AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                            x509Binding.setReferenceType(MessageConstants.DIRECT_REFERENCE_TYPE);
                            if(inferredKB == null){ 
                                inferredSignaturePolicy.setKeyBinding(x509Binding);
                             } else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
                                ((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
                                isSymmetric = true;
                            } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                                DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
                                if(dktBind.getOriginalKeyBinding() == null)
                                    dktBind.setOriginalKeyBinding(x509Binding);
                                else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding())){
                                    dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
                                    isSymmetric = true;
                                }
                            }

                        }                       
                        returnKey =  resolveX509Token(wssContext,(X509SecurityToken)token, purpose, isSymmetric);
                       
                    } else if (token instanceof EncryptedKeyToken) {

                        if(isPolicyRecipient && inferredSignaturePolicy != null){
                            MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
                            SymmetricKeyBinding skBinding = new SymmetricKeyBinding();
                            AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                            skBinding.setKeyBinding(x509Binding);
                            //TODO: ReferenceType and ValueType not set on X509Binding
                            if(inferredKB == null){
                                inferredSignaturePolicy.setKeyBinding(skBinding);
                            } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                                if(((DerivedTokenKeyBinding)inferredKB).getOriginalKeyBinding() == null)
                                    ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(skBinding);
                            }
                        }

                        KeyInfoHeaderBlock kiHB = ((EncryptedKeyToken)token).getKeyInfo();
                        SecurityTokenReference sectr = kiHB.getSecurityTokenReference(0);
                        SOAPElement se = sectr.getAsSoapElement();
                        ReferenceElement refElem = sectr.getReference();
                        Key privKey  = resolve(se, context, Purpose.SIGN);
                   
                        Element cipherData = (Element)((EncryptedKeyToken)token).getAsSoapElement().getChildElements(new QName(MessageConstants.XENC_NS, "CipherData", MessageConstants.XENC_PREFIX)).next();
                        String cipherValue = cipherData.getElementsByTagNameNS(MessageConstants.XENC_NS, "CipherValue").item(0).getTextContent();
                        byte[] decodedCipher = Base64.decode(cipherValue);
                        byte[] ekSha1 = MessageDigest.getInstance("SHA-1").digest(decodedCipher);
                           
                        String encEkSha1 = Base64.encode(ekSha1);
                        wssContext.setExtraneousProperty(MessageConstants.EK_SHA1_VALUE, encEkSha1);
                       
                        returnKey = ((EncryptedKeyToken)token).getSecretKey(privKey, encAlgo);
                        wssContext.setExtraneousProperty(MessageConstants.SECRET_KEY_VALUE, returnKey);
                   
                    } else if (token instanceof SecurityContextToken) {
                        //handling for SecurityContext Token
                        if(isPolicyRecipient && inferredSignaturePolicy != null){
                            MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
                            SecureConversationTokenKeyBinding sctBinding = new SecureConversationTokenKeyBinding();
                            if(inferredKB == null){
                                inferredSignaturePolicy.setKeyBinding(sctBinding);
                            } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                                ((DerivedTokenKeyBinding)inferredKB).setOriginalKeyBinding(sctBinding);
                            }
                        }               
                        returnKey = resolveSCT(wssContext, (SecurityContextTokenImpl)token, purpose);

                    } else if (token instanceof DerivedKeyTokenHeaderBlock){
                        if(isPolicyRecipient && inferredSignaturePolicy != null){
                            MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
                            DerivedTokenKeyBinding dtkBinding = new DerivedTokenKeyBinding();
                            if(inferredKB == null){
                                inferredSignaturePolicy.setKeyBinding(dtkBinding);
                            } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)) {
                                //already set - do nothing
                            } else{
                                logger.log(Level.SEVERE,LogStringsMessages.WSS_1360_INVALID_DERIVED_KEY_TOKEN());
                                throw new XWSSecurityException("A derived Key Token should be a top level key binding");
                            }
                        }                       
                        returnKey = resolveDKT(context, (DerivedKeyTokenHeaderBlock)token);
                    }
                    else {
                        String message = " Cannot Resolve URI " + uri;
                        logger.log(Level.SEVERE,LogStringsMessages.WSS_1307_UNSUPPORTED_DIRECTREF_MECHANISM(message), new Object[] {message});
                        KeySelectorException xwsse =  new KeySelectorException(message);
                        //throw xwsse;
                        throw SecurableSoapMessage.newSOAPFaultException(MessageConstants.WSSE_SECURITY_TOKEN_UNAVAILABLE,xwsse.getMessage(),xwsse);
                    }
                   
                } else {
                    logger.log(Level.SEVERE,LogStringsMessages.WSS_1307_UNSUPPORTED_DIRECTREF_MECHANISM( new Object[] {((DirectReference)refElement).getValueType()}));       
                    throw SecurableSoapMessage.newSOAPFaultException(MessageConstants.WSSE_INVALID_SECURITY_TOKEN,
                                    "unsupported directreference ValueType "+ ((DirectReference) refElement).getValueType(),null);
                }
            } else if (refElement instanceof com.sun.xml.wss.core.reference.X509IssuerSerial) {
                if(keyBinding != null){
                    keyBinding.setReferenceType(MessageConstants.X509_ISSUER_TYPE);
                }
                com.sun.xml.wss.core.reference.X509IssuerSerial xisElement=
                        (com.sun.xml.wss.core.reference.X509IssuerSerial)refElement;
                BigInteger serialNumber =  xisElement.getSerialNumber();
                String issuerName =  xisElement.getIssuerName();
                if(isPolicyRecipient && inferredSignaturePolicy != null){
                    MLSPolicy inferredKB = inferredSignaturePolicy.getKeyBinding();
                    AuthenticationTokenPolicy.X509CertificateBinding x509Binding = new AuthenticationTokenPolicy.X509CertificateBinding();
                    x509Binding.setReferenceType(MessageConstants.X509_ISSUER_TYPE);
                    if(inferredKB == null){
                        inferredSignaturePolicy.setKeyBinding(x509Binding);
                    } else if(PolicyTypeUtil.symmetricKeyBinding(inferredKB)){
                        ((SymmetricKeyBinding)inferredKB).setKeyBinding(x509Binding);
                    } else if(PolicyTypeUtil.derivedTokenKeyBinding(inferredKB)){
                        DerivedTokenKeyBinding dktBind = (DerivedTokenKeyBinding)inferredKB;
                        if(dktBind.getOriginalKeyBinding() == null)
                            dktBind.setOriginalKeyBinding(x509Binding);
                        else if(PolicyTypeUtil.symmetricKeyBinding(dktBind.getOriginalKeyBinding()))
                            dktBind.getOriginalKeyBinding().setKeyBinding(x509Binding);
                    }

                }
                if (purpose ==  Purpose.VERIFY) {
                    wssContext.setExtraneousProperty(MessageConstants.REQUESTER_SERIAL, serialNumber);
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