Examples of java.security.spec.RSAPrivateCrtKeySpec

java.security.spec.RSAPrivateCrtKeySpec
This class specifies an RSA private key, as defined in the PKCS#1 standard, using the Chinese Remainder Theorem (CRT) information values for efficiency. @author Jan Luehe @version 1.13 05/11/17 @see java.security.Key @see java.security.KeyFactory @see KeySpec @see PKCS8EncodedKeySpec @see RSAPrivateKeySpec @see RSAPublicKeySpec

   }


   @Test
   public void testPrivateKeyMatchesPublicKeyTyped() throws IOException {
      String privKey = Strings2.toStringAndClose(getClass().getResourceAsStream("/test"));
      RSAPrivateCrtKeySpec privateKey = (RSAPrivateCrtKeySpec) Pems.privateKeySpec(privKey);
      String pubKey = Strings2.toStringAndClose(getClass().getResourceAsStream("/test.pub"));
      RSAPublicKeySpec publicKey = publicKeySpecFromOpenSSH(pubKey);
      assert privateKeyMatchesPublicKey(privateKey, publicKey);
   }

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        JAXBElement<RSAKeyPairType> rSAKeyPair = (JAXBElement<RSAKeyPairType>) unmarshaller.unmarshal(privateKeyDoc.getDocumentElement().getFirstChild());
        
        RSAKeyPairType rSAKeyPairType = rSAKeyPair.getValue();
        
                
        RSAPrivateCrtKeySpec rSAPrivateKeySpec = new RSAPrivateCrtKeySpec(new BigInteger(rSAKeyPairType.getModulus()), new BigInteger(rSAKeyPairType.getExponent()), 
                         new BigInteger(rSAKeyPairType.getD()), new BigInteger(rSAKeyPairType.getP()), 
                         new BigInteger(rSAKeyPairType.getQ()), new BigInteger(rSAKeyPairType.getDP()),
                         new BigInteger(rSAKeyPairType.getDQ()), new BigInteger(rSAKeyPairType.getInverseQ())); 
        
        privkey2 = (RSAPrivateKey) KeyFactory.getInstance("RSA").generatePrivate(rSAPrivateKeySpec);

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    public void testCreateSocket() throws Exception {
        String password = "changeit";
        char[] pwd = password.toCharArray();


        RSAPrivateCrtKeySpec k;
        k = new RSAPrivateCrtKeySpec(new BigInteger(CertificatesToPlayWith.RSA_PUBLIC_MODULUS, 16),
                                     new BigInteger(CertificatesToPlayWith.RSA_PUBLIC_EXPONENT, 10),
                                     new BigInteger(CertificatesToPlayWith.RSA_PRIVATE_EXPONENT, 16),
                                     new BigInteger(CertificatesToPlayWith.RSA_PRIME1, 16),
                                     new BigInteger(CertificatesToPlayWith.RSA_PRIME2, 16),
                                     new BigInteger(CertificatesToPlayWith.RSA_EXPONENT1, 16),

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       }
       else if (spec.isAssignableFrom(RSAPrivateCrtKeySpec.class) && key instanceof RSAPrivateCrtKey)
       {
            RSAPrivateCrtKey    k = (RSAPrivateCrtKey)key;


            return new RSAPrivateCrtKeySpec(
                            k.getModulus(), k.getPublicExponent(),
                            k.getPrivateExponent(),
                            k.getPrimeP(), k.getPrimeQ(),
                            k.getPrimeExponentP(), k.getPrimeExponentQ(),
                            k.getCrtCoefficient());

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        //
        RSAPublicKeySpec pubKeySpec = new RSAPublicKeySpec(
            new BigInteger("b4a7e46170574f16a97082b22be58b6a2a629798419be12872a4bdba626cfae9900f76abfb12139dce5de56564fab2b6543165a040c606887420e33d91ed7ed7", 16),
            new BigInteger("11", 16));


        RSAPrivateCrtKeySpec privKeySpec = new RSAPrivateCrtKeySpec(
            new BigInteger("b4a7e46170574f16a97082b22be58b6a2a629798419be12872a4bdba626cfae9900f76abfb12139dce5de56564fab2b6543165a040c606887420e33d91ed7ed7", 16),
            new BigInteger("11", 16),
            new BigInteger("9f66f6b05410cd503b2709e88115d55daced94d1a34d4e32bf824d0dde6028ae79c5f07b580f5dce240d7111f7ddb130a7945cd7d957d1920994da389f490c89", 16),
            new BigInteger("c0a0758cdf14256f78d4708c86becdead1b50ad4ad6c5c703e2168fbf37884cb", 16),
            new BigInteger("f01734d7960ea60070f1b06f2bb81bfac48ff192ae18451d5e56c734a5aab8a5", 16),
            new BigInteger("b54bb9edff22051d9ee60f9351a48591b6500a319429c069a3e335a1d6171391", 16),
            new BigInteger("d3d83daf2a0cecd3367ae6f8ae1aeb82e9ac2f816c6fc483533d8297dd7884cd", 16),
            new BigInteger("b8f52fc6f38593dabb661d3f50f8897f8106eee68b1bce78a95b132b4e5b5d19", 16));


        //
        // ca keys
        //
        RSAPublicKeySpec caPubKeySpec = new RSAPublicKeySpec(
            new BigInteger("b259d2d6e627a768c94be36164c2d9fc79d97aab9253140e5bf17751197731d6f7540d2509e7b9ffee0a70a6e26d56e92d2edd7f85aba85600b69089f35f6bdbf3c298e05842535d9f064e6b0391cb7d306e0a2d20c4dfb4e7b49a9640bdea26c10ad69c3f05007ce2513cee44cfe01998e62b6c3637d3fc0391079b26ee36d5", 16),
            new BigInteger("11", 16));


        RSAPrivateCrtKeySpec   caPrivKeySpec = new RSAPrivateCrtKeySpec(
            new BigInteger("b259d2d6e627a768c94be36164c2d9fc79d97aab9253140e5bf17751197731d6f7540d2509e7b9ffee0a70a6e26d56e92d2edd7f85aba85600b69089f35f6bdbf3c298e05842535d9f064e6b0391cb7d306e0a2d20c4dfb4e7b49a9640bdea26c10ad69c3f05007ce2513cee44cfe01998e62b6c3637d3fc0391079b26ee36d5", 16),
            new BigInteger("11", 16),
            new BigInteger("92e08f83cc9920746989ca5034dcb384a094fb9c5a6288fcc4304424ab8f56388f72652d8fafc65a4b9020896f2cde297080f2a540e7b7ce5af0b3446e1258d1dd7f245cf54124b4c6e17da21b90a0ebd22605e6f45c9f136d7a13eaac1c0f7487de8bd6d924972408ebb58af71e76fd7b012a8d0e165f3ae2e5077a8648e619", 16),
            new BigInteger("f75e80839b9b9379f1cf1128f321639757dba514642c206bbbd99f9a4846208b3e93fbbe5e0527cc59b1d4b929d9555853004c7c8b30ee6a213c3d1bb7415d03", 16),
            new BigInteger("b892d9ebdbfc37e397256dd8a5d3123534d1f03726284743ddc6be3a709edb696fc40c7d902ed804c6eee730eee3d5b20bf6bd8d87a296813c87d3b3cc9d7947", 16),

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            DERInteger              exp2 = (DERInteger)seq.getObjectAt(7);
            DERInteger              crtCoef = (DERInteger)seq.getObjectAt(8);


            pubSpec = new RSAPublicKeySpec(
                        mod.getValue(), pubExp.getValue());
            privSpec = new RSAPrivateCrtKeySpec(
                    mod.getValue(), pubExp.getValue(), privExp.getValue(),
                    p1.getValue(), p2.getValue(),
                    exp1.getValue(), exp2.getValue(),
                    crtCoef.getValue());
        }

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        //
        RSAPublicKeySpec pubKeySpec = new RSAPublicKeySpec(
            new BigInteger("b4a7e46170574f16a97082b22be58b6a2a629798419be12872a4bdba626cfae9900f76abfb12139dce5de56564fab2b6543165a040c606887420e33d91ed7ed7", 16),
            new BigInteger("11", 16));


        RSAPrivateCrtKeySpec privKeySpec = new RSAPrivateCrtKeySpec(
            new BigInteger("b4a7e46170574f16a97082b22be58b6a2a629798419be12872a4bdba626cfae9900f76abfb12139dce5de56564fab2b6543165a040c606887420e33d91ed7ed7", 16),
            new BigInteger("11", 16),
            new BigInteger("9f66f6b05410cd503b2709e88115d55daced94d1a34d4e32bf824d0dde6028ae79c5f07b580f5dce240d7111f7ddb130a7945cd7d957d1920994da389f490c89", 16),
            new BigInteger("c0a0758cdf14256f78d4708c86becdead1b50ad4ad6c5c703e2168fbf37884cb", 16),
            new BigInteger("f01734d7960ea60070f1b06f2bb81bfac48ff192ae18451d5e56c734a5aab8a5", 16),
            new BigInteger("b54bb9edff22051d9ee60f9351a48591b6500a319429c069a3e335a1d6171391", 16),
            new BigInteger("d3d83daf2a0cecd3367ae6f8ae1aeb82e9ac2f816c6fc483533d8297dd7884cd", 16),
            new BigInteger("b8f52fc6f38593dabb661d3f50f8897f8106eee68b1bce78a95b132b4e5b5d19", 16));


        //
        // intermediate keys.
        //
        RSAPublicKeySpec intPubKeySpec = new RSAPublicKeySpec(
            new BigInteger("8de0d113c5e736969c8d2b047a243f8fe18edad64cde9e842d3669230ca486f7cfdde1f8eec54d1905fff04acc85e61093e180cadc6cea407f193d44bb0e9449b8dbb49784cd9e36260c39e06a947299978c6ed8300724e887198cfede20f3fbde658fa2bd078be946a392bd349f2b49c486e20c405588e306706c9017308e69", 16),
            new BigInteger("ffff", 16));




        RSAPrivateCrtKeySpec intPrivKeySpec = new RSAPrivateCrtKeySpec(
            new BigInteger("8de0d113c5e736969c8d2b047a243f8fe18edad64cde9e842d3669230ca486f7cfdde1f8eec54d1905fff04acc85e61093e180cadc6cea407f193d44bb0e9449b8dbb49784cd9e36260c39e06a947299978c6ed8300724e887198cfede20f3fbde658fa2bd078be946a392bd349f2b49c486e20c405588e306706c9017308e69", 16),
            new BigInteger("ffff", 16),
            new BigInteger("7deb1b194a85bcfd29cf871411468adbc987650903e3bacc8338c449ca7b32efd39ffc33bc84412fcd7df18d23ce9d7c25ea910b1ae9985373e0273b4dca7f2e0db3b7314056ac67fd277f8f89cf2fd73c34c6ca69f9ba477143d2b0e2445548aa0b4a8473095182631da46844c356f5e5c7522eb54b5a33f11d730ead9c0cff", 16),
            new BigInteger("ef4cede573cea47f83699b814de4302edb60eefe426c52e17bd7870ec7c6b7a24fe55282ebb73775f369157726fcfb988def2b40350bdca9e5b418340288f649", 16),
            new BigInteger("97c7737d1b9a0088c3c7b528539247fd2a1593e7e01cef18848755be82f4a45aa093276cb0cbf118cb41117540a78f3fc471ba5d69f0042274defc9161265721", 16),
            new BigInteger("6c641094e24d172728b8da3c2777e69adfd0839085be7e38c7c4a2dd00b1ae969f2ec9d23e7e37090fcd449a40af0ed463fe1c612d6810d6b4f58b7bfa31eb5f", 16),
            new BigInteger("70b7123e8e69dfa76feb1236d0a686144b00e9232ed52b73847e74ef3af71fb45ccb24261f40d27f98101e230cf27b977a5d5f1f15f6cf48d5cb1da2a3a3b87f", 16),
            new BigInteger("e38f5750d97e270996a286df2e653fd26c242106436f5bab0f4c7a9e654ce02665d5a281f2c412456f2d1fa26586ef04a9adac9004ca7f913162cb28e13bf40d", 16));


        //
        // ca keys
        //
        RSAPublicKeySpec caPubKeySpec = new RSAPublicKeySpec(
            new BigInteger("b259d2d6e627a768c94be36164c2d9fc79d97aab9253140e5bf17751197731d6f7540d2509e7b9ffee0a70a6e26d56e92d2edd7f85aba85600b69089f35f6bdbf3c298e05842535d9f064e6b0391cb7d306e0a2d20c4dfb4e7b49a9640bdea26c10ad69c3f05007ce2513cee44cfe01998e62b6c3637d3fc0391079b26ee36d5", 16),
            new BigInteger("11", 16));


        RSAPrivateCrtKeySpec   caPrivKeySpec = new RSAPrivateCrtKeySpec(
            new BigInteger("b259d2d6e627a768c94be36164c2d9fc79d97aab9253140e5bf17751197731d6f7540d2509e7b9ffee0a70a6e26d56e92d2edd7f85aba85600b69089f35f6bdbf3c298e05842535d9f064e6b0391cb7d306e0a2d20c4dfb4e7b49a9640bdea26c10ad69c3f05007ce2513cee44cfe01998e62b6c3637d3fc0391079b26ee36d5", 16),
            new BigInteger("11", 16),
            new BigInteger("92e08f83cc9920746989ca5034dcb384a094fb9c5a6288fcc4304424ab8f56388f72652d8fafc65a4b9020896f2cde297080f2a540e7b7ce5af0b3446e1258d1dd7f245cf54124b4c6e17da21b90a0ebd22605e6f45c9f136d7a13eaac1c0f7487de8bd6d924972408ebb58af71e76fd7b012a8d0e165f3ae2e5077a8648e619", 16),
            new BigInteger("f75e80839b9b9379f1cf1128f321639757dba514642c206bbbd99f9a4846208b3e93fbbe5e0527cc59b1d4b929d9555853004c7c8b30ee6a213c3d1bb7415d03", 16),
            new BigInteger("b892d9ebdbfc37e397256dd8a5d3123534d1f03726284743ddc6be3a709edb696fc40c7d902ed804c6eee730eee3d5b20bf6bd8d87a296813c87d3b3cc9d7947", 16),

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    byte[] data = readDecodedBytes(name);
    extractIntegers(data);
    return keySpec();
  }
  public PrivateKey readKey(String name) throws IOException {
    RSAPrivateCrtKeySpec sp = readKeyFile(name);
    KeyFactory kf;
    try {
      kf = KeyFactory.getInstance("RSA");
    } catch (NoSuchAlgorithmException e) {
      throw new IOException("RSA: " + e.toString());

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        RSAPublicKeySpec rsaPublicKeySpec = new RSAPublicKeySpec(
                new BigInteger(rsaKeyPair.getModulus()), new BigInteger(
                        rsaKeyPair.getExponent()));
        
        RSAPrivateCrtKeySpec rsaPrivateCrtKeySpec = new RSAPrivateCrtKeySpec(
                new BigInteger(rsaKeyPair.getModulus()), 
                new BigInteger(rsaKeyPair.getExponent()),
                new BigInteger(rsaKeyPair.getD()),
                new BigInteger(rsaKeyPair.getP()),
                new BigInteger(rsaKeyPair.getQ()),

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    byte[] secretKey = rsidXorDecryptSecretKey(encryptedSecretKey, xorKeyHash, xorValueWhole);
    // drugi korak: autorizacija korisnika 
    
    verifyUser(pin);
    // treci korak: citanje i dekripcija privatnog kljuca 
    RSAPrivateCrtKeySpec privateKeySpec = getPrivateKey(secretKey);
    // cetvrti korak: potpisivanje podataka
        KeyFactory factory;


        try {
            factory = KeyFactory.getInstance("RSA");

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