Package org.bouncycastle.jce.spec

Examples of org.bouncycastle.jce.spec.IESParameterSpec

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            }

            random.nextBytes(d);
            random.nextBytes(e);

            params = new IESParameterSpec(d, e, 128);
        }
        else if (!(params instanceof IESParameterSpec))
        {
            throw new InvalidAlgorithmParameterException("must be passed IES parameters");
        }
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      byte[]  e = new byte[16];
     
      RandomUtils.nextSecureBytes( d );
      RandomUtils.nextSecureBytes( e );
     
      IESParameterSpec param = new IESParameterSpec( d, e, 128);
   
      InternalECIES  cipher = new InternalECIES();
 
      cipher.internalEngineInit( Cipher.ENCRYPT_MODE, key_spec, param, null );
   
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      byte[]  e = new byte[16];
     
      System.arraycopy( data, 0, d, 0, 16 );
      System.arraycopy( data, 16, e, 0, 16 );
     
      IESParameterSpec param = new IESParameterSpec( d, e, 128);
   
      InternalECIES  cipher = new InternalECIES();
 
      cipher.internalEngineInit( Cipher.DECRYPT_MODE, key_spec, param, null );
   
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        byte[] encoding   = Hex.decode("303132333435363738393a3b3c3d3e3f");

       
        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
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    {
        try
        {
            ASN1Sequence s = (ASN1Sequence)ASN1Primitive.fromByteArray(params);

            this.currentSpec = new IESParameterSpec(
                ((ASN1OctetString)s.getObjectAt(0)).getOctets(),
                ((ASN1OctetString)s.getObjectAt(0)).getOctets(),
                ((DERInteger)s.getObjectAt(0)).getValue().intValue());
        }
        catch (ClassCastException e)
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            }

            random.nextBytes(d);
            random.nextBytes(e);

            params = new IESParameterSpec(d, e, 128);
        }
        else if (!(params instanceof IESParameterSpec))
        {
            throw new InvalidAlgorithmParameterException("must be passed IES parameters");
        }
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        byte[] encoding   = Hex.decode("303132333435363738393a3b3c3d3e3f");
       
       
        IESCipher c1 = new org.bouncycastle.jcajce.provider.asymmetric.ec.IESCipher.ECIES();
        IESCipher c2 = new org.bouncycastle.jcajce.provider.asymmetric.ec.IESCipher.ECIES();
        IESParameterSpec params = new IESParameterSpec(derivation,encoding,128);

        // Testing ECIES with default curve in streaming mode
        KeyPairGenerator    g = KeyPairGenerator.getInstance("EC", "BC");
        doTest("ECIES with default", g, "ECIES", params);
       
        // Testing ECIES with 192-bit curve in streaming mode
        g.initialize(192, new SecureRandom());
        doTest("ECIES with 192-bit", g, "ECIES", params);

        // Testing ECIES with 256-bit curve in streaming mode
        g.initialize(256, new SecureRandom());
        doTest("ECIES with 256-bit", g, "ECIES", params);

       
        c1 = new IESCipher(new IESEngine(new ECDHBasicAgreement(),
                new KDF2BytesGenerator(new SHA1Digest()),
                new HMac(new SHA1Digest()),
                new PaddedBufferedBlockCipher(new DESEngine())));
       
        c2 = new IESCipher(new IESEngine(new ECDHBasicAgreement(),
                new KDF2BytesGenerator(new SHA1Digest()),
                new HMac(new SHA1Digest()),
                new PaddedBufferedBlockCipher(new DESEngine()))); 
   
        params = new IESParameterSpec(derivation, encoding, 128, 128);
     
        // Testing ECIES with default curve using DES
        g = KeyPairGenerator.getInstance("EC", "BC");
        doTest("default", g, "ECIESwithDESEDE", params);
       
        // Testing ECIES with 192-bit curve using DES
        g.initialize(192, new SecureRandom());
        doTest("192-bit", g, "ECIESwithDESEDE", params);
       
        // Testing ECIES with 256-bit curve using DES
        g.initialize(256, new SecureRandom());
        doTest("256-bit", g, "ECIESwithDESEDE", params);
          
       
        c1 = new org.bouncycastle.jcajce.provider.asymmetric.ec.IESCipher.ECIESwithAES();
        c2 = new org.bouncycastle.jcajce.provider.asymmetric.ec.IESCipher.ECIESwithAES();
        params = new IESParameterSpec(derivation, encoding, 128, 128);
       
        // Testing ECIES with default curve using AES
        g = KeyPairGenerator.getInstance("EC", "BC");
        doTest("default", g, "ECIESwithAES", params);
       
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            try
            {
                ASN1Sequence    s = (ASN1Sequence)aIn.readObject();

                this.currentSpec = new IESParameterSpec(
                                        ((ASN1OctetString)s.getObjectAt(0)).getOctets(),
                                        ((ASN1OctetString)s.getObjectAt(0)).getOctets(),
                                        ((DERInteger)s.getObjectAt(0)).getValue().intValue());
            }
            catch (ClassCastException e)
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            }

            random.nextBytes(d);
            random.nextBytes(e);

            params = new IESParameterSpec(d, e, 128);
        }
        else if (!(params instanceof IESParameterSpec))
        {
            throw new InvalidAlgorithmParameterException("must be passed IES parameters");
        }
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            try
            {
                ASN1Sequence    s = (ASN1Sequence)aIn.readObject();

                this.currentSpec = new IESParameterSpec(
                                        ((ASN1OctetString)s.getObjectAt(0)).getOctets(),
                                        ((ASN1OctetString)s.getObjectAt(0)).getOctets(),
                                        ((DERInteger)s.getObjectAt(0)).getValue().intValue());
            }
            catch (ClassCastException e)
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Related Classes of org.bouncycastle.jce.spec.IESParameterSpec

  • com.aelitis.azureus.core.security.impl.CryptoHandlerECC
  • org.bouncycastle.jcajce.provider.asymmetric.ies.AlgorithmParametersSpi
  • org.bouncycastle.jcajce.provider.asymmetric.ies.CipherSpi
  • org.bouncycastle.jcajce.provider.asymmetric.util.IESUtil
  • org.bouncycastle.jce.provider.JCEIESCipher
  • org.bouncycastle.jce.provider.JDKAlgorithmParameters$IES
  • org.bouncycastle.jce.provider.test.DHIESTest
  • org.bouncycastle.jce.provider.test.ECIESTest
  • org.bouncycastle.jce.provider.test.IESTest
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