Examples of Entropy

com.afewmoreamps.util.Entropy
com.sun.xml.ws.security.trust.elements.Entropy
@author WS-Trust Implementation Team
de.lmu.ifi.dbs.elki.evaluation.clustering.Entropy
Entropy based measures References:
Meilă, M.
Comparing clusterings by the variation of information
Learning theory and kernel machines Volume 2777/2003
@author Sascha Goldhofer
org.apache.cxf.sts.request.Entropy
This class contains values that have been extracted from an Entropy structure.
org.opensaml.ws.wstrust.Entropy
The wst:Entropy element. @see "WS-Trust 1.3, Chapter 4.1 Requesting a Security Token."

Examples of com.sun.xml.ws.security.trust.elements.Entropy

        final URI requestType = URI.create(wsTrustVer.getIssueRequestTypeURI());
        final SecureRandom random = new SecureRandom();
        final byte[] rawValue = new byte[skl/8];
        random.nextBytes(rawValue);
        final BinarySecret secret = eleFac.createBinarySecret(rawValue, wsTrustVer.getNonceBinarySecretTypeURI());
        final Entropy entropy = reqClientEntropy?eleFac.createEntropy(secret):null;
        Lifetime lifetime = null;
        if(sctConfig.getSCTokenTimeout() > 0){
            // Create Lifetime
            long currentTime = WSTrustUtil.getCurrentTimeWithOffset();
            lifetime = WSTrustUtil.createLifetime(currentTime, sctConfig.getSCTokenTimeout(), wsTrustVer);

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Examples of com.sun.xml.ws.security.trust.elements.Entropy

        final URI requestType = URI.create(wsTrustVer.getRenewRequestTypeURI());   
        final SecureRandom random = new SecureRandom();
        final byte[] rawValue = new byte[skl/8];
        random.nextBytes(rawValue);
        final BinarySecret secret = eleFac.createBinarySecret(rawValue, wsTrustVer.getNonceBinarySecretTypeURI());
        final Entropy entropy = reqClientEntropy?eleFac.createEntropy(secret):null;
        final RenewTarget target = eleFac.createRenewTarget((SecurityTokenReference)itc.getUnAttachedSecurityTokenReference());
        
        RequestSecurityToken rst = null;
        try {
            rst = eleFac.createRSTForRenew(tokenType, requestType, null, target, null, null);

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Examples of com.sun.xml.ws.security.trust.elements.Entropy

                log.log(Level.SEVERE,
                        LogStringsMessages.WST_0019_INVALID_PROOF_TOKEN_TYPE(proofTokenType, appliesTo));
                throw new WSTrustException( LogStringsMessages.WST_0019_INVALID_PROOF_TOKEN_TYPE(proofTokenType, appliesTo));
            }
        }else{
            Entropy clientEntropy = rst.getEntropy();
            if (clientEntropy != null){
                BinarySecret bs = clientEntropy.getBinarySecret();
                if (bs != null){
                    key = bs.getRawValue();
                }
            }
        }

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Examples of com.sun.xml.ws.security.trust.elements.Entropy

    
    private byte[] computeKey(WSTrustVersion wstVer, final RequestSecurityTokenResponse rstr, final RequestedProofToken proofToken, final RequestSecurityToken rst) throws WSTrustException, UnsupportedOperationException {
        // get ComputeKey algorithm URI, client entropy, server entropy and compute
        // the SecretKey
        final URI computedKey = proofToken.getComputedKey();
        final Entropy clientEntropy = rst.getEntropy();
        final Entropy serverEntropy = rstr.getEntropy();
        final BinarySecret clientBinarySecret = clientEntropy.getBinarySecret();
        final BinarySecret serverBinarySecret = serverEntropy.getBinarySecret();
        byte [] clientEntropyBytes = null;
        byte [] serverEntropyBytes = null;
        if(clientBinarySecret!=null){
            clientEntropyBytes = clientBinarySecret.getRawValue();
        }

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Examples of de.lmu.ifi.dbs.elki.evaluation.clustering.Entropy

    ypos = addBarChart(svgp, parent, ypos, "ARI", 1, paircount.adjustedRandIndex());
    ypos = addBarChart(svgp, parent, ypos, "FowlkesMallows", 1, paircount.fowlkesMallows());


    ypos = addHeader(svgp, parent, ypos, "Entropy based measures");


    Entropy entropy = cont.getEntropy();
    ypos = addBarChart(svgp, parent, ypos, "NMI Joint", 1, entropy.entropyNMIJoint());
    ypos = addBarChart(svgp, parent, ypos, "NMI Sqrt", 1, entropy.entropyNMISqrt());


    ypos = addHeader(svgp, parent, ypos, "BCubed-based measures");


    BCubed bcubed = cont.getBCubed();
    ypos = addBarChart(svgp, parent, ypos, "F1-Measure", 1, bcubed.f1Measure());

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Examples of org.apache.cxf.sts.request.Entropy

        TokenProvider samlTokenProvider = new SAMLTokenProvider();
        TokenProviderParameters providerParameters = 
            createProviderParameters(WSConstants.WSS_SAML_TOKEN_TYPE, STSConstants.SYMMETRIC_KEY_KEYTYPE);
        assertTrue(samlTokenProvider.canHandleToken(WSConstants.WSS_SAML_TOKEN_TYPE));
        
        Entropy entropy = new Entropy();
        BinarySecret binarySecret = new BinarySecret();
        binarySecret.setBinarySecretValue(WSSecurityUtil.generateNonce(256 / 8));
        entropy.setBinarySecret(binarySecret);
        providerParameters.getKeyRequirements().setEntropy(entropy);
        
        binarySecret.setBinarySecretType("bad-type");
        try {
            samlTokenProvider.createToken(providerParameters);

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Examples of org.apache.cxf.sts.request.Entropy

        TokenProvider samlTokenProvider = new SAMLTokenProvider();
        TokenProviderParameters providerParameters = 
            createProviderParameters(WSConstants.WSS_SAML_TOKEN_TYPE, STSConstants.SYMMETRIC_KEY_KEYTYPE);
        assertTrue(samlTokenProvider.canHandleToken(WSConstants.WSS_SAML_TOKEN_TYPE));
        
        Entropy entropy = new Entropy();
        BinarySecret binarySecret = new BinarySecret();
        binarySecret.setBinarySecretValue(WSSecurityUtil.generateNonce(256 / 8));
        entropy.setBinarySecret(binarySecret);
        providerParameters.getKeyRequirements().setEntropy(entropy);
        
        TokenProviderResponse providerResponse = samlTokenProvider.createToken(providerParameters);
        assertTrue(providerResponse != null);
        assertTrue(providerResponse.getToken() != null && providerResponse.getTokenId() != null);

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Examples of org.apache.cxf.sts.request.Entropy

        TokenProvider samlTokenProvider = new SAMLTokenProvider();
        TokenProviderParameters providerParameters = 
            createProviderParameters(WSConstants.WSS_SAML2_TOKEN_TYPE, STSConstants.SYMMETRIC_KEY_KEYTYPE);
        assertTrue(samlTokenProvider.canHandleToken(WSConstants.WSS_SAML2_TOKEN_TYPE));
        
        Entropy entropy = new Entropy();
        BinarySecret binarySecret = new BinarySecret();
        binarySecret.setBinarySecretValue(WSSecurityUtil.generateNonce(256 / 8));
        entropy.setBinarySecret(binarySecret);
        providerParameters.getKeyRequirements().setEntropy(entropy);
        
        binarySecret.setBinarySecretType("bad-type");
        try {
            samlTokenProvider.createToken(providerParameters);

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Examples of org.apache.cxf.sts.request.Entropy

        TokenProvider samlTokenProvider = new SAMLTokenProvider();
        TokenProviderParameters providerParameters = 
            createProviderParameters(WSConstants.WSS_SAML_TOKEN_TYPE, STSConstants.SYMMETRIC_KEY_KEYTYPE);
        assertTrue(samlTokenProvider.canHandleToken(WSConstants.WSS_SAML_TOKEN_TYPE));
        
        Entropy entropy = new Entropy();
        BinarySecret binarySecret = new BinarySecret();
        binarySecret.setBinarySecretValue(WSSecurityUtil.generateNonce(256 / 8));
        entropy.setBinarySecret(binarySecret);
        providerParameters.getKeyRequirements().setEntropy(entropy);
        
        binarySecret.setBinarySecretType("bad-type");
        try {
            samlTokenProvider.createToken(providerParameters);

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Examples of org.apache.cxf.sts.request.Entropy

        TokenProvider samlTokenProvider = new SAMLTokenProvider();
        TokenProviderParameters providerParameters = 
            createProviderParameters(WSConstants.WSS_SAML_TOKEN_TYPE, STSConstants.SYMMETRIC_KEY_KEYTYPE);
        assertTrue(samlTokenProvider.canHandleToken(WSConstants.WSS_SAML_TOKEN_TYPE));
        
        Entropy entropy = new Entropy();
        BinarySecret binarySecret = new BinarySecret();
        binarySecret.setBinarySecretValue(WSSecurityUtil.generateNonce(256 / 8));
        entropy.setBinarySecret(binarySecret);
        providerParameters.getKeyRequirements().setEntropy(entropy);
        
        TokenProviderResponse providerResponse = samlTokenProvider.createToken(providerParameters);
        assertTrue(providerResponse != null);
        assertTrue(providerResponse.getToken() != null && providerResponse.getTokenId() != null);

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