Package org.bouncycastle.jce.interfaces

Examples of org.bouncycastle.jce.interfaces.ECPrivateKey

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            return k.getX().bitLength();
        }
        else if (ieKey.getPrivate() instanceof ECPrivateKey)
        {
            ECPrivateKey   k = (ECPrivateKey)ieKey.getPrivate();

            return k.getD().bitLength();
        }

        throw new IllegalArgumentException("not an IE key!");
    }
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        PrivateKey    key)
        throws InvalidKeyException
    {
        if (key instanceof ECPrivateKey)
        {
            ECPrivateKey    k = (ECPrivateKey)key;
            ECParameterSpec s = k.getParams();

            return new ECPrivateKeyParameters(
                            k.getD(),
                            new ECDomainParameters(s.getCurve(), s.getG(), s.getN()));
        }
                       
        throw new InvalidKeyException("can't identify EC private key.");
    }
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        {
            fail("public parameters not decoded properly");
        }

        pkcs8 = new PKCS8EncodedKeySpec(sKey.getEncoded());
        ECPrivateKey eck2 = (ECPrivateKey)f.generatePrivate(pkcs8);

        if (!eck2.getD().equals(((ECPrivateKey)sKey).getD()))
        {
            fail("private number not decoded properly");
        }

        if (!eck2.getParameters().equals(((ECPrivateKey)sKey).getParameters()))
        {
            fail("private number not decoded properly");
        }

        eck2 = (ECPrivateKey)serializeDeserialize(sKey);
        if (!eck2.getD().equals(((ECPrivateKey)sKey).getD()))
        {
            fail("private number not decoded properly");
        }

        if (!eck2.getParameters().equals(((ECPrivateKey)sKey).getParameters()))
        {
            fail("private number not decoded properly");
        }

        checkEquals(eck2, sKey);
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        g.initialize(null, new SecureRandom());

        KeyPair p = g.generateKeyPair();

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

        testECDSA(sKey, vKey);

        testBCParamsAndQ(sKey, vKey);
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        g.initialize(null, new SecureRandom());

        KeyPair p = g.generateKeyPair();

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

        KeyFactory fact = KeyFactory.getInstance("ECDSA", "BC");

        vKey = (ECPublicKey)fact.generatePublic(new ECPublicKeySpec(vKey.getQ(), null));
        sKey = (ECPrivateKey)fact.generatePrivate(new ECPrivateKeySpec(sKey.getD(), null));
       
        testECDSA(sKey, vKey);

        testBCParamsAndQ(sKey, vKey);
        testEC5Params(sKey, vKey);

        testEncoding(sKey, vKey);

        ECPublicKey vKey2 = (ECPublicKey)fact.generatePublic(new ECPublicKeySpec(vKey.getQ(), ecSpec));
        ECPrivateKey sKey2 = (ECPrivateKey)fact.generatePrivate(new ECPrivateKeySpec(sKey.getD(), ecSpec));

        if (!vKey.equals(vKey2) || vKey.hashCode() != vKey2.hashCode())
        {
            fail("private equals/hashCode failed");
        }

        if (!sKey.equals(sKey2) || sKey.hashCode() != sKey2.hashCode())
        {
            fail("private equals/hashCode failed");
        }

        // check we can get specs.
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        g.initialize(null, new SecureRandom());

        KeyPair p = g.generateKeyPair();

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

        testECDSA(sKey, vKey);

        testBCParamsAndQ(sKey, vKey);
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        g.initialize(null, new SecureRandom());

        KeyPair p = g.generateKeyPair();

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

        testECDSA(sKey, vKey);

        testBCParamsAndQ(sKey, vKey);
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        if (!sInfo.getPrivateKeyAlgorithm().getParameters().equals(DERNull.INSTANCE))
        {
            fail("private key parameters wrong");
        }

        ECPrivateKey sKey = (ECPrivateKey)kFact.generatePrivate(new PKCS8EncodedKeySpec(bytes));

        if (!sKey.equals(privKey))
        {
            fail("private equals failed");
        }

        if (sKey.hashCode() != privKey.hashCode())
        {
            fail("private hashCode failed");         
        }

        bytes = pubKey.getEncoded();
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        KeyStore keyStore = KeyStore.getInstance("BKS");
        keyStore.load(null, keyStorePass.toCharArray());

        keyStore.setCertificateEntry("ECCert", chain[0]);

        ECPrivateKey privateECKey = (ECPrivateKey)kp.getPrivate();
        keyStore.setKeyEntry("ECPrivKey", privateECKey, keyStorePass
                .toCharArray(), chain);

        // Test ec sign / verify
        ECPublicKey pub = (ECPublicKey)kp.getPublic();
        String oldPrivateKey = new String(Hex.encode(privateECKey.getEncoded()));
        String oldPublicKey = new String(Hex.encode(pub.getEncoded()));
        ECPrivateKey newKey = (ECPrivateKey)keyStore.getKey("ECPrivKey",
                keyStorePass.toCharArray());
        ECPublicKey newPubKey = (ECPublicKey)keyStore.getCertificate(
                "ECCert").getPublicKey();
        if (!compress)
        {
            ((ECPointEncoder)newKey).setPointFormat("UNCOMPRESSED");
            ((ECPointEncoder)newPubKey).setPointFormat("UNCOMPRESSED");
        }

        String newPrivateKey = new String(Hex.encode(newKey.getEncoded()));
        String newPublicKey = new String(Hex.encode(newPubKey.getEncoded()));

        if (!oldPrivateKey.equals(newPrivateKey))
        {
            fail("failed private key comparison");
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     */
    private X509Certificate generateSelfSignedSoftECCert(KeyPair kp,
            boolean compress) throws Exception
    {
        X509V3CertificateGenerator certGen = new X509V3CertificateGenerator();
        ECPrivateKey privECKey = (ECPrivateKey)kp.getPrivate();
        ECPublicKey pubECKey = (ECPublicKey)kp.getPublic();
        if (!compress)
        {
            ((ECPointEncoder)privECKey).setPointFormat("UNCOMPRESSED");
            ((ECPointEncoder)pubECKey).setPointFormat("UNCOMPRESSED");
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Related Classes of org.bouncycastle.jce.interfaces.ECPrivateKey

  • org.bouncycastle.jcajce.provider.asymmetric.ies.CipherSpi
  • org.bouncycastle.jcajce.provider.asymmetric.util.ECUtil
  • org.bouncycastle.jce.provider.asymmetric.ec.ECUtil
  • org.bouncycastle.jce.provider.ECUtil
  • org.bouncycastle.jce.provider.JCEIESCipher
  • org.bouncycastle.jce.provider.test.DHTest
  • org.bouncycastle.jce.provider.test.ECEncodingTest
  • org.bouncycastle.jce.provider.test.ECIESTest
  • org.bouncycastle.jce.provider.test.GOST3410Test
  • org.bouncycastle.jce.provider.test.ImplicitlyCaTest
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