Examples of KeyPairGenerator


Examples of java.security.KeyPairGenerator

        BigInteger  p)
        throws Exception
    {
        DHParameterSpec             dhParams = new DHParameterSpec(p, g, privateValueSize);

        KeyPairGenerator keyGen = KeyPairGenerator.getInstance(algName, "BC");

        keyGen.initialize(dhParams);

        testTwoParty(algName, size, privateValueSize, keyGen);

        KeyPair aKeyPair = keyGen.generateKeyPair();

        //
        // public key encoding test
        //
        byte[]              pubEnc = aKeyPair.getPublic().getEncoded();
        KeyFactory          keyFac = KeyFactory.getInstance(algName, "BC");
        X509EncodedKeySpec  pubX509 = new X509EncodedKeySpec(pubEnc);
        DHPublicKey         pubKey = (DHPublicKey)keyFac.generatePublic(pubX509);
        DHParameterSpec     spec = pubKey.getParams();

        if (!spec.getG().equals(dhParams.getG()) || !spec.getP().equals(dhParams.getP()))
        {
            fail(size + " bit public key encoding/decoding test failed on parameters");
        }

        if (!((DHPublicKey)aKeyPair.getPublic()).getY().equals(pubKey.getY()))
        {
            fail(size + " bit public key encoding/decoding test failed on y value");
        }

        //
        // public key serialisation test
        //
        pubKey = (DHPublicKey)serializeDeserialize(aKeyPair.getPublic());
        spec = pubKey.getParams();

        if (!spec.getG().equals(dhParams.getG()) || !spec.getP().equals(dhParams.getP()))
        {
            fail(size + " bit public key serialisation test failed on parameters");
        }

        if (!((DHPublicKey)aKeyPair.getPublic()).getY().equals(pubKey.getY()))
        {
            fail(size + " bit public key serialisation test failed on y value");
        }

        if (!aKeyPair.getPublic().equals(pubKey))
        {
            fail("equals test failed");
        }

        if (aKeyPair.getPublic().hashCode() != pubKey.hashCode())
        {
            fail("hashCode test failed");
        }

        //
        // private key encoding test
        //
        byte[]              privEnc = aKeyPair.getPrivate().getEncoded();
        PKCS8EncodedKeySpec privPKCS8 = new PKCS8EncodedKeySpec(privEnc);
        DHPrivateKey        privKey = (DHPrivateKey)keyFac.generatePrivate(privPKCS8);

        spec = privKey.getParams();

        if (!spec.getG().equals(dhParams.getG()) || !spec.getP().equals(dhParams.getP()))
        {
            fail(size + " bit private key encoding/decoding test failed on parameters");
        }

        if (!((DHPrivateKey)aKeyPair.getPrivate()).getX().equals(privKey.getX()))
        {
            fail(size + " bit private key encoding/decoding test failed on y value");
        }

        //
        // private key serialisation test
        //
        privKey = (DHPrivateKey)serializeDeserialize(aKeyPair.getPrivate());
        spec = privKey.getParams();

        if (!spec.getG().equals(dhParams.getG()) || !spec.getP().equals(dhParams.getP()))
        {
            fail(size + " bit private key serialisation test failed on parameters");
        }

        if (!((DHPrivateKey)aKeyPair.getPrivate()).getX().equals(privKey.getX()))
        {
            fail(size + " bit private key serialisation test failed on X value");
        }

        if (!aKeyPair.getPrivate().equals(privKey))
        {
            fail("equals test failed");
        }

        if (aKeyPair.getPrivate().hashCode() != privKey.hashCode())
        {
            fail("hashCode test failed");
        }

        if (!(privKey instanceof PKCS12BagAttributeCarrier))
        {
            fail("private key not implementing PKCS12 attribute carrier");
        }

        //
        // three party test
        //
        KeyPairGenerator aPairGen = KeyPairGenerator.getInstance(algName, "BC");
        aPairGen.initialize(spec);
        KeyPair aPair = aPairGen.generateKeyPair();

        KeyPairGenerator bPairGen = KeyPairGenerator.getInstance(algName, "BC");
        bPairGen.initialize(spec);
        KeyPair bPair = bPairGen.generateKeyPair();

        KeyPairGenerator cPairGen = KeyPairGenerator.getInstance(algName, "BC");
        cPairGen.initialize(spec);
        KeyPair cPair = cPairGen.generateKeyPair();

        KeyAgreement aKeyAgree = KeyAgreement.getInstance(algName, "BC");
        aKeyAgree.init(aPair.getPrivate());

        KeyAgreement bKeyAgree = KeyAgreement.getInstance(algName, "BC");
View Full Code Here

Examples of java.security.KeyPairGenerator

        BigInteger  p)
        throws Exception
    {
        DHParameterSpec             dhParams = new DHParameterSpec(p, g, privateValueSize);

        KeyPairGenerator keyGen = KeyPairGenerator.getInstance("DH", "BC");

        keyGen.initialize(dhParams);

        //
        // a side
        //
        KeyPair aKeyPair = keyGen.generateKeyPair();

        KeyAgreement aKeyAgree = KeyAgreement.getInstance("DH", "BC");

        checkKeySize(privateValueSize, aKeyPair);

        aKeyAgree.init(aKeyPair.getPrivate());

        //
        // b side
        //
        KeyPair bKeyPair = keyGen.generateKeyPair();

        KeyAgreement bKeyAgree = KeyAgreement.getInstance("DH", "BC");

        checkKeySize(privateValueSize, bKeyPair);
View Full Code Here

Examples of java.security.KeyPairGenerator

        String                      algName = "DH";
        int                         size = p.bitLength();

        new BouncyCastleProvider().setParameter(ConfigurableProvider.DH_DEFAULT_PARAMS, dhParams);

    KeyPairGenerator keyGen = KeyPairGenerator.getInstance(algName, "BC");

        keyGen.initialize(dhParams.getP().bitLength());

        testTwoParty("DH", size, privateValueSize, keyGen);

        KeyPair aKeyPair = keyGen.generateKeyPair();

        new BouncyCastleProvider().setParameter(ConfigurableProvider.DH_DEFAULT_PARAMS, null);

        //
        // public key encoding test
        //
        byte[]              pubEnc = aKeyPair.getPublic().getEncoded();
        KeyFactory          keyFac = KeyFactory.getInstance(algName, "BC");
        X509EncodedKeySpec  pubX509 = new X509EncodedKeySpec(pubEnc);
        DHPublicKey         pubKey = (DHPublicKey)keyFac.generatePublic(pubX509);
        DHParameterSpec     spec = pubKey.getParams();

        if (!spec.getG().equals(dhParams.getG()) || !spec.getP().equals(dhParams.getP()))
        {
            fail(size + " bit public key encoding/decoding test failed on parameters");
        }

        if (!((DHPublicKey)aKeyPair.getPublic()).getY().equals(pubKey.getY()))
        {
            fail(size + " bit public key encoding/decoding test failed on y value");
        }

        //
        // public key serialisation test
        //
        ByteArrayOutputStream   bOut = new ByteArrayOutputStream();
        ObjectOutputStream      oOut = new ObjectOutputStream(bOut);

        oOut.writeObject(aKeyPair.getPublic());

        ByteArrayInputStream   bIn = new ByteArrayInputStream(bOut.toByteArray());
        ObjectInputStream      oIn = new ObjectInputStream(bIn);

        pubKey = (DHPublicKey)oIn.readObject();
        spec = pubKey.getParams();

        if (!spec.getG().equals(dhParams.getG()) || !spec.getP().equals(dhParams.getP()))
        {
            fail(size + " bit public key serialisation test failed on parameters");
        }

        if (!((DHPublicKey)aKeyPair.getPublic()).getY().equals(pubKey.getY()))
        {
            fail(size + " bit public key serialisation test failed on y value");
        }

        //
        // private key encoding test
        //
        byte[]              privEnc = aKeyPair.getPrivate().getEncoded();
        PKCS8EncodedKeySpec privPKCS8 = new PKCS8EncodedKeySpec(privEnc);
        DHPrivateKey        privKey = (DHPrivateKey)keyFac.generatePrivate(privPKCS8);

        spec = privKey.getParams();

        if (!spec.getG().equals(dhParams.getG()) || !spec.getP().equals(dhParams.getP()))
        {
            fail(size + " bit private key encoding/decoding test failed on parameters");
        }

        if (!((DHPrivateKey)aKeyPair.getPrivate()).getX().equals(privKey.getX()))
        {
            fail(size + " bit private key encoding/decoding test failed on y value");
        }

        //
        // private key serialisation test
        //
        bOut = new ByteArrayOutputStream();
        oOut = new ObjectOutputStream(bOut);

        oOut.writeObject(aKeyPair.getPrivate());

        bIn = new ByteArrayInputStream(bOut.toByteArray());
        oIn = new ObjectInputStream(bIn);

        privKey = (DHPrivateKey)oIn.readObject();
        spec = privKey.getParams();

        if (!spec.getG().equals(dhParams.getG()) || !spec.getP().equals(dhParams.getP()))
        {
            fail(size + " bit private key serialisation test failed on parameters");
        }

        if (!((DHPrivateKey)aKeyPair.getPrivate()).getX().equals(privKey.getX()))
        {
            fail(size + " bit private key serialisation test failed on y value");
        }

        //
        // three party test
        //
        KeyPairGenerator aPairGen = KeyPairGenerator.getInstance(algName, "BC");
        aPairGen.initialize(spec);
        KeyPair aPair = aPairGen.generateKeyPair();

        KeyPairGenerator bPairGen = KeyPairGenerator.getInstance(algName, "BC");
        bPairGen.initialize(spec);
        KeyPair bPair = bPairGen.generateKeyPair();

        KeyPairGenerator cPairGen = KeyPairGenerator.getInstance(algName, "BC");
        cPairGen.initialize(spec);
        KeyPair cPair = cPairGen.generateKeyPair();

        KeyAgreement aKeyAgree = KeyAgreement.getInstance(algName, "BC");
        aKeyAgree.init(aPair.getPrivate());

        KeyAgreement bKeyAgree = KeyAgreement.getInstance(algName, "BC");
View Full Code Here

Examples of java.security.KeyPairGenerator

        }
    }
    private void testECDH(String algorithm)
        throws Exception
    {
        KeyPairGenerator    g = KeyPairGenerator.getInstance(algorithm, "BC");

        EllipticCurve curve = new EllipticCurve(
                new ECFieldFp(new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839")), // q
                new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
                new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b

        ECParameterSpec ecSpec = new ECParameterSpec(
                curve,
                ECPointUtil.decodePoint(curve, Hex.decode("020ffa963cdca8816ccc33b8642bedf905c3d358573d3f27fbbd3b3cb9aaaf")), // G
                new BigInteger("883423532389192164791648750360308884807550341691627752275345424702807307"), // n
                1); // h

        g.initialize(ecSpec, new SecureRandom());

        //
        // a side
        //
        KeyPair aKeyPair = g.generateKeyPair();

        KeyAgreement aKeyAgree = KeyAgreement.getInstance(algorithm, "BC");

        aKeyAgree.init(aKeyPair.getPrivate());

        //
        // b side
        //
        KeyPair bKeyPair = g.generateKeyPair();

        KeyAgreement bKeyAgree = KeyAgreement.getInstance(algorithm, "BC");

        bKeyAgree.init(bKeyPair.getPrivate());
View Full Code Here

Examples of java.security.KeyPairGenerator

    private void testDESAndDESede(BigInteger g, BigInteger p)
        throws Exception
    {
        DHParameterSpec             dhParams = new DHParameterSpec(p, g, 256);

        KeyPairGenerator keyGen = KeyPairGenerator.getInstance("DH", "BC");

        keyGen.initialize(dhParams);

        KeyPair kp = keyGen.generateKeyPair();

        KeyAgreement keyAgreement = KeyAgreement.getInstance("DH", "BC");

        keyAgreement.init(kp.getPrivate());
        keyAgreement.doPhase(kp.getPublic(), true);
View Full Code Here

Examples of java.security.KeyPairGenerator

    }

    private void testInitialise()
        throws Exception
    {
        KeyPairGenerator keyGen = KeyPairGenerator.getInstance("DH", "BC");

        keyGen.initialize(512);

        keyGen.generateKeyPair();

        testTwoParty("DH", 512, 0, keyGen);
    }
View Full Code Here

Examples of java.security.KeyPairGenerator

        //
        //
        // generation with parameters test.
        //
        KeyPairGenerator keyPairGen =
                KeyPairGenerator.getInstance("RSA", "BC");

        //
        // 768 bit RSA with e = 2^16-1
        //
        keyPairGen.initialize(
            new RSAKeyGenParameterSpec(768,
            BigInteger.valueOf(65537)),
            new SecureRandom());

        KeyPair kp = keyPairGen.generateKeyPair();

        pubKey = kp.getPublic();
        privKey = kp.getPrivate();

        c.init(Cipher.ENCRYPT_MODE, pubKey, rand);
View Full Code Here

Examples of java.security.KeyPairGenerator

    private void generationTest()
        throws Exception
    {
        Signature             s = Signature.getInstance("GOST3410", "BC");
        KeyPairGenerator      g = KeyPairGenerator.getInstance("GOST3410", "BC");
        byte[]                data = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 0 };
        GOST3410ParameterSpec gost3410P = new GOST3410ParameterSpec(CryptoProObjectIdentifiers.gostR3410_94_CryptoPro_A.getId());

        g.initialize(gost3410P, new SecureRandom());

        KeyPair p = g.generateKeyPair();

        PrivateKey  sKey = p.getPrivate();
        PublicKey   vKey = p.getPublic();

        s.initSign(sKey);

        s.update(data);

        byte[]  sigBytes = s.sign();

        s = Signature.getInstance("GOST3410", "BC");

        s.initVerify(vKey);

        s.update(data);

        if (!s.verify(sigBytes))
        {
            fail("GOST3410 verification failed");
        }

        //
        // default initialisation test
        //
        s = Signature.getInstance("GOST3410", "BC");
        g = KeyPairGenerator.getInstance("GOST3410", "BC");

        p = g.generateKeyPair();

        sKey = p.getPrivate();
        vKey = p.getPublic();

        s.initSign(sKey);

        s.update(data);

        sigBytes = s.sign();

        s = Signature.getInstance("GOST3410", "BC");

        s.initVerify(vKey);

        s.update(data);

        if (!s.verify(sigBytes))
        {
            fail("GOST3410 verification failed");
        }

        //
        // encoded test
        //
        KeyFactory f = KeyFactory.getInstance("GOST3410", "BC");

        X509EncodedKeySpec  x509s = new X509EncodedKeySpec(vKey.getEncoded());
        GOST3410PublicKey   k1 = (GOST3410PublicKey)f.generatePublic(x509s);

        if (!k1.getY().equals(((GOST3410PublicKey)vKey).getY()))
        {
            fail("public number not decoded properly");
        }

        if (!k1.getParameters().equals(((GOST3410PublicKey)vKey).getParameters()))
        {
            fail("public parameters not decoded properly");
        }

        PKCS8EncodedKeySpec  pkcs8 = new PKCS8EncodedKeySpec(sKey.getEncoded());
        GOST3410PrivateKey   k2 = (GOST3410PrivateKey)f.generatePrivate(pkcs8);

        if (!k2.getX().equals(((GOST3410PrivateKey)sKey).getX()))
        {
            fail("private number not decoded properly");
        }

        if (!k2.getParameters().equals(((GOST3410PrivateKey)sKey).getParameters()))
        {
            fail("private number not decoded properly");
        }

        k2 = (GOST3410PrivateKey)serializeDeserialize(sKey);
        if (!k2.getX().equals(((GOST3410PrivateKey)sKey).getX()))
        {
            fail("private number not deserialised properly");
        }

        if (!k2.getParameters().equals(((GOST3410PrivateKey)sKey).getParameters()))
        {
            fail("private number not deserialised properly");
        }

        checkEquals(k2, sKey);

        if (!(k2 instanceof PKCS12BagAttributeCarrier))
        {
            fail("private key not implementing PKCS12 attribute carrier");
        }

        k1 = (GOST3410PublicKey)serializeDeserialize(vKey);

        if (!k1.getY().equals(((GOST3410PublicKey)vKey).getY()))
        {
            fail("public number not deserialised properly");
        }

        if (!k1.getParameters().equals(((GOST3410PublicKey)vKey).getParameters()))
        {
            fail("public parameters not deserialised properly");
        }

        checkEquals(k1, vKey);

        //
        // ECGOST3410 generation test
        //
        s = Signature.getInstance("ECGOST3410", "BC");
        g = KeyPairGenerator.getInstance("ECGOST3410", "BC");

//        BigInteger mod_p = new BigInteger("57896044618658097711785492504343953926634992332820282019728792003956564821041"); //p
//
//        ECCurve curve = new ECCurve.Fp(
//            mod_p, // p
//            new BigInteger("7"), // a
//            new BigInteger("43308876546767276905765904595650931995942111794451039583252968842033849580414")); // b
//
//        ECParameterSpec ecSpec = new ECParameterSpec(
//                curve,
//                    new ECPoint.Fp(curve,
//                                   new ECFieldElement.Fp(mod_p,new BigInteger("2")), // x
//                                   new ECFieldElement.Fp(mod_p,new BigInteger("4018974056539037503335449422937059775635739389905545080690979365213431566280"))), // y
//                    new BigInteger("57896044618658097711785492504343953927082934583725450622380973592137631069619")); // q

        g.initialize(new ECNamedCurveGenParameterSpec("GostR3410-2001-CryptoPro-A"), new SecureRandom());

        p = g.generateKeyPair();

        sKey = p.getPrivate();
        vKey = p.getPublic();

        s.initSign(sKey);
View Full Code Here

Examples of java.security.KeyPairGenerator

//                    fail("encode/decode parameters failed");
//                }

        GOST3410ParameterSpec gost3410P = new GOST3410ParameterSpec(CryptoProObjectIdentifiers.gostR3410_94_CryptoPro_B.getId());

        KeyPairGenerator    g = KeyPairGenerator.getInstance("GOST3410", "BC");
        g.initialize(gost3410P, new SecureRandom());
        KeyPair p = g.generateKeyPair();

        PrivateKey  sKey = p.getPrivate();
        PublicKey   vKey = p.getPublic();

        Signature           s = Signature.getInstance("GOST3410", "BC");
View Full Code Here

Examples of java.security.KeyPairGenerator

        IESCipher c1 = new org.bouncycastle.jcajce.provider.asymmetric.dh.IESCipher.IES();
        IESCipher c2 = new org.bouncycastle.jcajce.provider.asymmetric.dh.IESCipher.IES();
        IESParameterSpec params = new IESParameterSpec(derivation,encoding,128);

        // Testing DHIES with default prime in streaming mode
        KeyPairGenerator    g = KeyPairGenerator.getInstance("DH", "BC");

        g.initialize(param);

        doTest("DHIES with default", g, "DHIES", params);
       
        // Testing DHIES with 512-bit prime in streaming mode
        g.initialize(512, new SecureRandom());
        doTest("DHIES with 512-bit", g, "DHIES", params);

        // Testing ECIES with 1024-bit prime in streaming mode
        g.initialize(1024, new SecureRandom());
        doTest("DHIES with 1024-bit", g, "DHIES", params);

        c1 = new IESCipher(new IESEngine(new DHBasicAgreement(),
                new KDF2BytesGenerator(new SHA1Digest()),
                new HMac(new SHA1Digest()),
                new PaddedBufferedBlockCipher(new DESEngine())));
       
        c2 = new IESCipher(new IESEngine(new DHBasicAgreement(),
                new KDF2BytesGenerator(new SHA1Digest()),
                new HMac(new SHA1Digest()),
                new PaddedBufferedBlockCipher(new DESEngine())))
   
        params = new IESParameterSpec(derivation, encoding, 128, 192);
     
        // Testing DHIES with default prime using DESEDE
        g = KeyPairGenerator.getInstance("DH", "BC");
        doTest("DHIESwithDES default", g, "DHIESwithDESEDE", params);
       
        // Testing DHIES with 512-bit prime using DESEDE
        g.initialize(512, new SecureRandom());
        doTest("DHIESwithDES 512-bit", g, "DHIESwithDESEDE", params);
       
        // Testing DHIES with 1024-bit prime using DESEDE
        g.initialize(1024, new SecureRandom());
        doTest("DHIESwithDES 1024-bit", g, "DHIESwithDESEDE", params);

        g = KeyPairGenerator.getInstance("DH", "BC");
        g.initialize(param);

        c1 = new IESCipher.IESwithAES();
        c2 = new IESCipher.IESwithAES();
        params = new IESParameterSpec(derivation, encoding, 128, 128);
       
        // Testing DHIES with default curve using AES
        doTest("DHIESwithAES default", g, "DHIESwithAES", params);
       
        // Testing DHIES with 512-bit curve using AES
        g.initialize(512, new SecureRandom());
        doTest("DHIESwithAES 512-bit", g, "DHIESwithAES", params);
       
        // Testing DHIES with 1024-bit curve using AES
        g.initialize(1024, new SecureRandom());
        doTest("DHIESwithAES 1024-bit", g, "DHIESwithAES", params);
       
    }
View Full Code Here
TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.