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  3. org.bouncycastle.crypto.encodings.PKCS1Encoding

Java 类org.bouncycastle.crypto.encodings.PKCS1Encoding 实例源码

项目：ipack    文件：DefaultTlsEncryptionCredentials.java    
public byte[] decryptPreMasterSecret(byte[] encryptedPreMasterSecret)
    throws IOException
{

    PKCS1Encoding encoding = new PKCS1Encoding(new RSABlindedEngine());
    encoding.init(false, new ParametersWithRandom(this.privateKey, context.getSecureRandom()));

    try
    {
        return encoding.processBlock(encryptedPreMasterSecret, 0,
            encryptedPreMasterSecret.length);
    }
    catch (InvalidCipherTextException e)
    {
        throw new TlsFatalAlert(AlertDescription.illegal_parameter);
    }
}
项目：PasswordSafe    文件：Crypto.java    
public static byte[] encryptKeyRSA(AKey encryptionKey, ASecretKey toBeEncrypted) throws Exception
{
    PKCS1Encoding rsa = new PKCS1Encoding(new RSAEngine());
    rsa.init(true, getCipherParameters(encryptionKey));

    byte[] k = toBeEncrypted.toByteArray();
    try
    {
        byte[] encrypted = rsa.processBlock(k, 0, k.length);
        return encrypted;
    }
    finally
    {
        Crypto.zero(k);
    }
}
项目：cypher    文件：RSAKey.java    
/**
 * @return an RSA decryption cipher
 */
protected synchronized AsymmetricBlockCipher getRSADecryptCipher()
{
    if (decodeCipher == null)
    {
        try
        {
            byte[] bytes = getEncoder().decode(privateKey);
            EncodedKeySpec privateKeySpec = new PKCS8EncodedKeySpec(bytes);

            KeyFactory keyFactory = KeyFactory.getInstance(RSA_ALGORITHM);
            PrivateKey key = keyFactory.generatePrivate(privateKeySpec);

            this.decodeCipher = new PKCS1Encoding(new RSABlindedEngine());
            decodeCipher.init(false, generatePrivateKeyParameter((RSAPrivateKey) key));
        }
        catch (Exception e)
        {
            throw new RuntimeException("Error constructing Cipher: ", e);
        }
    }

    return decodeCipher;
}
项目：cypher    文件：RSAKey.java    
/**
 * @return
 */
protected synchronized AsymmetricBlockCipher getRSAEncryptCipher()
{
    if (encodeCipher == null)
    {
        try
        {
            byte[] bytes = getEncoder().decode(publicKey);
            EncodedKeySpec publicKeySpec = new X509EncodedKeySpec(bytes);

            KeyFactory keyFactory = KeyFactory.getInstance(RSA_ALGORITHM);
            PublicKey key = keyFactory.generatePublic(publicKeySpec);

            this.encodeCipher = new PKCS1Encoding(new RSABlindedEngine());
            encodeCipher.init(true, generatePublicKeyParameter((RSAPublicKey) key));
        }
        catch (Exception e)
        {
            throw new RuntimeException("Error constructing Cipher: ", e);
        }
    }

    return encodeCipher;
}
项目：CryptMeme    文件：DefaultTlsEncryptionCredentials.java    
public byte[] decryptPreMasterSecret(byte[] encryptedPreMasterSecret)
    throws IOException
{

    PKCS1Encoding encoding = new PKCS1Encoding(new RSABlindedEngine());
    encoding.init(false, new ParametersWithRandom(this.privateKey, context.getSecureRandom()));

    try
    {
        return encoding.processBlock(encryptedPreMasterSecret, 0,
            encryptedPreMasterSecret.length);
    }
    catch (InvalidCipherTextException e)
    {
        throw new TlsFatalAlert(AlertDescription.illegal_parameter);
    }
}
项目：irma_future_id    文件：DefaultTlsEncryptionCredentials.java    
public byte[] decryptPreMasterSecret(byte[] encryptedPreMasterSecret)
    throws IOException
{

    PKCS1Encoding encoding = new PKCS1Encoding(new RSABlindedEngine());
    encoding.init(false, new ParametersWithRandom(this.privateKey, context.getSecureRandom()));

    try
    {
        return encoding.processBlock(encryptedPreMasterSecret, 0,
            encryptedPreMasterSecret.length);
    }
    catch (InvalidCipherTextException e)
    {
        throw new TlsFatalAlert(AlertDescription.illegal_parameter);
    }
}
项目：bc-java    文件：DefaultTlsEncryptionCredentials.java    
public byte[] decryptPreMasterSecret(byte[] encryptedPreMasterSecret)
    throws IOException
{

    PKCS1Encoding encoding = new PKCS1Encoding(new RSABlindedEngine());
    encoding.init(false, new ParametersWithRandom(this.privateKey, context.getSecureRandom()));

    try
    {
        return encoding.processBlock(encryptedPreMasterSecret, 0,
            encryptedPreMasterSecret.length);
    }
    catch (InvalidCipherTextException e)
    {
        throw new TlsFatalAlert(AlertDescription.illegal_parameter);
    }
}
项目：netlib    文件：Encryption.java    
/**
 * checks signature of PKCS1-padded SHA1 hash of the input
 * 
 * Hint: A different implementation of this method can be found in the svn history revision<=229. 
 * 
 * @param signature
 *            signature to check
 * @param signingKey
 *            public key from signing
 * @param input
 *            byte array, signature is made over
 * 
 * @return true, if the signature is correct
 * 
 */
public static boolean verifySignature(byte[] signature, RSAPublicKeyStructure signingKey, byte[] input) {
    byte[] hash = getDigest(input);

    try {
        RSAKeyParameters myRSAKeyParameters = new RSAKeyParameters(false,
                signingKey.getModulus(), signingKey.getPublicExponent());

        PKCS1Encoding pkcsAlg = new PKCS1Encoding(new RSAEngine());
        pkcsAlg.init(false, myRSAKeyParameters);

        byte[] decryptedSignature = pkcsAlg.processBlock(signature, 0, signature.length);

        return Encoding.arraysEqual(hash, decryptedSignature);

    } catch (Exception e) {
        log.log(Level.WARNING, "unexpected", e);
        return false;
    }
}
项目：jradius    文件：TlsRSAKeyExchange.java    
public byte[] generateClientKeyExchange() throws IOException
{
    /*
     * Choose a PremasterSecret and send it encrypted to the server
     */
    premasterSecret = new byte[48];
    handler.getRandom().nextBytes(premasterSecret);
    TlsUtils.writeVersion(premasterSecret, 0);

    PKCS1Encoding encoding = new PKCS1Encoding(new RSABlindedEngine());
    encoding.init(true, new ParametersWithRandom(this.rsaServerPublicKey, handler.getRandom()));

    try
    {
        return encoding.processBlock(premasterSecret, 0, premasterSecret.length);
    }
    catch (InvalidCipherTextException e)
    {
        /*
         * This should never happen, only during decryption.
         */
        handler.failWithError(TlsProtocolHandler.AL_fatal, TlsProtocolHandler.AP_internal_error);
        return null; // Unreachable!
    }
}
项目：ipack    文件：TlsRSASigner.java    
protected AsymmetricBlockCipher createRSAImpl()
{
    /*
     * RFC 5264 7.4.7.1. Implementation note: It is now known that remote timing-based attacks
     * on TLS are possible, at least when the client and server are on the same LAN.
     * Accordingly, implementations that use static RSA keys MUST use RSA blinding or some other
     * anti-timing technique, as described in [TIMING].
     */
    return new PKCS1Encoding(new RSABlindedEngine());
}
项目：ipack    文件：TlsRSAUtils.java    
public static byte[] generateEncryptedPreMasterSecret(TlsContext context, RSAKeyParameters rsaServerPublicKey,
                                                      OutputStream output)
    throws IOException
{
    /*
     * Choose a PremasterSecret and send it encrypted to the server
     */
    byte[] premasterSecret = new byte[48];
    context.getSecureRandom().nextBytes(premasterSecret);
    TlsUtils.writeVersion(context.getClientVersion(), premasterSecret, 0);

    PKCS1Encoding encoding = new PKCS1Encoding(new RSABlindedEngine());
    encoding.init(true, new ParametersWithRandom(rsaServerPublicKey, context.getSecureRandom()));

    try
    {
        byte[] encryptedPreMasterSecret = encoding.processBlock(premasterSecret, 0, premasterSecret.length);

        if (context.getServerVersion().isSSL())
        {
            // TODO Do any SSLv3 servers actually expect the length?
            output.write(encryptedPreMasterSecret);
        }
        else
        {
            TlsUtils.writeOpaque16(encryptedPreMasterSecret, output);
        }
    }
    catch (InvalidCipherTextException e)
    {
        /*
         * This should never happen, only during decryption.
         */
        throw new TlsFatalAlert(AlertDescription.internal_error);
    }

    return premasterSecret;
}
项目：gwt-crypto    文件：TlsRSASigner.java    
protected AsymmetricBlockCipher createRSAImpl()
{
    /*
     * RFC 5264 7.4.7.1. Implementation note: It is now known that remote timing-based attacks
     * on TLS are possible, at least when the client and server are on the same LAN.
     * Accordingly, implementations that use static RSA keys MUST use RSA blinding or some other
     * anti-timing technique, as described in [TIMING].
     */
    return new PKCS1Encoding(new RSABlindedEngine());
}
项目：gwt-crypto    文件：TlsRSAUtils.java    
public static byte[] generateEncryptedPreMasterSecret(TlsContext context, RSAKeyParameters rsaServerPublicKey,
    OutputStream output) throws IOException
{
    /*
     * Choose a PremasterSecret and send it encrypted to the server
     */
    byte[] premasterSecret = new byte[48];
    context.getSecureRandom().nextBytes(premasterSecret);
    TlsUtils.writeVersion(context.getClientVersion(), premasterSecret, 0);

    PKCS1Encoding encoding = new PKCS1Encoding(new RSABlindedEngine());
    encoding.init(true, new ParametersWithRandom(rsaServerPublicKey, context.getSecureRandom()));

    try
    {
        byte[] encryptedPreMasterSecret = encoding.processBlock(premasterSecret, 0, premasterSecret.length);

        if (TlsUtils.isSSL(context))
        {
            // TODO Do any SSLv3 servers actually expect the length?
            output.write(encryptedPreMasterSecret);
        }
        else
        {
            TlsUtils.writeOpaque16(encryptedPreMasterSecret, output);
        }
    }
    catch (InvalidCipherTextException e)
    {
        /*
         * This should never happen, only during decryption.
         */
        throw new TlsFatalAlert(AlertDescription.internal_error, e);
    }

    return premasterSecret;
}
项目：Aki-SSL    文件：TlsRSASigner.java    
protected AsymmetricBlockCipher createRSAImpl()
{
    /*
     * RFC 5264 7.4.7.1. Implementation note: It is now known that remote timing-based attacks
     * on TLS are possible, at least when the client and server are on the same LAN.
     * Accordingly, implementations that use static RSA keys MUST use RSA blinding or some other
     * anti-timing technique, as described in [TIMING].
     */
    return new PKCS1Encoding(new RSABlindedEngine());
}
项目：Aki-SSL    文件：TlsRSAUtils.java    
public static byte[] generateEncryptedPreMasterSecret(TlsContext context, RSAKeyParameters rsaServerPublicKey,
    OutputStream output) throws IOException
{
    /*
     * Choose a PremasterSecret and send it encrypted to the server
     */
    byte[] premasterSecret = new byte[48];
    context.getSecureRandom().nextBytes(premasterSecret);
    TlsUtils.writeVersion(context.getClientVersion(), premasterSecret, 0);

    PKCS1Encoding encoding = new PKCS1Encoding(new RSABlindedEngine());
    encoding.init(true, new ParametersWithRandom(rsaServerPublicKey, context.getSecureRandom()));

    try
    {
        byte[] encryptedPreMasterSecret = encoding.processBlock(premasterSecret, 0, premasterSecret.length);

        if (TlsUtils.isSSL(context))
        {
            // TODO Do any SSLv3 servers actually expect the length?
            output.write(encryptedPreMasterSecret);
        }
        else
        {
            TlsUtils.writeOpaque16(encryptedPreMasterSecret, output);
        }
    }
    catch (InvalidCipherTextException e)
    {
        /*
         * This should never happen, only during decryption.
         */
        throw new TlsFatalAlert(AlertDescription.internal_error, e);
    }

    return premasterSecret;
}
项目：fast-rsa-engine    文件：FastCipherSpi.java    
public PKCS1v1_5Padding_PrivateOnly()
{
    super(new PKCS1Encoding(new NativeRSAEngine()));
    try {
        engineSetMode("1");// private key only
    }
    catch(Exception e) {
        throw new RuntimeException( "bug", e );
    }
}
项目：fast-rsa-engine    文件：FastCipherSpi.java    
public PKCS1v1_5Padding_PublicOnly()
{
    super(new PKCS1Encoding(new NativeRSAEngine()));
    try {
        engineSetMode("2");// public key only
    }
    catch(Exception e) {
        throw new RuntimeException( "bug", e );
    }
}
项目：PasswordSafe    文件：Crypto.java    
public static ASecretKey decryptKeyRSA(AKey encryptionKey, byte[] b) throws Exception
{
    PKCS1Encoding rsa = new PKCS1Encoding(new RSAEngine());
    rsa.init(false, getCipherParameters(encryptionKey));

    byte[] decrypted = rsa.processBlock(b, 0, b.length);
    try
    {
        return new ASecretKey(decrypted);
    }
    finally
    {
        Crypto.zero(decrypted);
    }
}
项目：TinyTravelTracker    文件：TlsRSASigner.java    
protected AsymmetricBlockCipher createRSAImpl()
{
    /*
     * RFC 5264 7.4.7.1. Implementation note: It is now known that remote timing-based attacks
     * on TLS are possible, at least when the client and server are on the same LAN.
     * Accordingly, implementations that use static RSA keys MUST use RSA blinding or some other
     * anti-timing technique, as described in [TIMING].
     */
    return new PKCS1Encoding(new RSABlindedEngine());
}
项目：TinyTravelTracker    文件：TlsRSAUtils.java    
public static byte[] generateEncryptedPreMasterSecret(TlsContext context, RSAKeyParameters rsaServerPublicKey,
    OutputStream output) throws IOException
{
    /*
     * Choose a PremasterSecret and send it encrypted to the server
     */
    byte[] premasterSecret = new byte[48];
    context.getSecureRandom().nextBytes(premasterSecret);
    TlsUtils.writeVersion(context.getClientVersion(), premasterSecret, 0);

    PKCS1Encoding encoding = new PKCS1Encoding(new RSABlindedEngine());
    encoding.init(true, new ParametersWithRandom(rsaServerPublicKey, context.getSecureRandom()));

    try
    {
        byte[] encryptedPreMasterSecret = encoding.processBlock(premasterSecret, 0, premasterSecret.length);

        if (TlsUtils.isSSL(context))
        {
            // TODO Do any SSLv3 servers actually expect the length?
            output.write(encryptedPreMasterSecret);
        }
        else
        {
            TlsUtils.writeOpaque16(encryptedPreMasterSecret, output);
        }
    }
    catch (InvalidCipherTextException e)
    {
        /*
         * This should never happen, only during decryption.
         */
        throw new TlsFatalAlert(AlertDescription.internal_error, e);
    }

    return premasterSecret;
}
项目：CryptMeme    文件：TlsRSASigner.java    
protected AsymmetricBlockCipher createRSAImpl()
{
    /*
     * RFC 5264 7.4.7.1. Implementation note: It is now known that remote timing-based attacks
     * on TLS are possible, at least when the client and server are on the same LAN.
     * Accordingly, implementations that use static RSA keys MUST use RSA blinding or some other
     * anti-timing technique, as described in [TIMING].
     */
    return new PKCS1Encoding(new RSABlindedEngine());
}
项目：CryptMeme    文件：TlsRSAUtils.java    
public static byte[] generateEncryptedPreMasterSecret(TlsContext context, RSAKeyParameters rsaServerPublicKey,
    OutputStream output) throws IOException
{
    /*
     * Choose a PremasterSecret and send it encrypted to the server
     */
    byte[] premasterSecret = new byte[48];
    context.getSecureRandom().nextBytes(premasterSecret);
    TlsUtils.writeVersion(context.getClientVersion(), premasterSecret, 0);

    PKCS1Encoding encoding = new PKCS1Encoding(new RSABlindedEngine());
    encoding.init(true, new ParametersWithRandom(rsaServerPublicKey, context.getSecureRandom()));

    try
    {
        byte[] encryptedPreMasterSecret = encoding.processBlock(premasterSecret, 0, premasterSecret.length);

        if (TlsUtils.isSSL(context))
        {
            // TODO Do any SSLv3 servers actually expect the length?
            output.write(encryptedPreMasterSecret);
        }
        else
        {
            TlsUtils.writeOpaque16(encryptedPreMasterSecret, output);
        }
    }
    catch (InvalidCipherTextException e)
    {
        /*
         * This should never happen, only during decryption.
         */
        throw new TlsFatalAlert(AlertDescription.internal_error);
    }

    return premasterSecret;
}
项目：irma_future_id    文件：TlsRSASigner.java    
protected AsymmetricBlockCipher createRSAImpl()
{
    /*
     * RFC 5264 7.4.7.1. Implementation note: It is now known that remote timing-based attacks
     * on TLS are possible, at least when the client and server are on the same LAN.
     * Accordingly, implementations that use static RSA keys MUST use RSA blinding or some other
     * anti-timing technique, as described in [TIMING].
     */
    return new PKCS1Encoding(new RSABlindedEngine());
}
项目：irma_future_id    文件：TlsRSAUtils.java    
public static byte[] generateEncryptedPreMasterSecret(TlsContext context, RSAKeyParameters rsaServerPublicKey,
    OutputStream output) throws IOException
{
    /*
     * Choose a PremasterSecret and send it encrypted to the server
     */
    byte[] premasterSecret = new byte[48];
    context.getSecureRandom().nextBytes(premasterSecret);
    TlsUtils.writeVersion(context.getClientVersion(), premasterSecret, 0);

    PKCS1Encoding encoding = new PKCS1Encoding(new RSABlindedEngine());
    encoding.init(true, new ParametersWithRandom(rsaServerPublicKey, context.getSecureRandom()));

    try
    {
        byte[] encryptedPreMasterSecret = encoding.processBlock(premasterSecret, 0, premasterSecret.length);

        if (TlsUtils.isSSL(context))
        {
            // TODO Do any SSLv3 servers actually expect the length?
            output.write(encryptedPreMasterSecret);
        }
        else
        {
            TlsUtils.writeOpaque16(encryptedPreMasterSecret, output);
        }
    }
    catch (InvalidCipherTextException e)
    {
        /*
         * This should never happen, only during decryption.
         */
        throw new TlsFatalAlert(AlertDescription.internal_error);
    }

    return premasterSecret;
}
项目：bc-java    文件：TlsRSASigner.java    
protected AsymmetricBlockCipher createRSAImpl()
{
    /*
     * RFC 5264 7.4.7.1. Implementation note: It is now known that remote timing-based attacks
     * on TLS are possible, at least when the client and server are on the same LAN.
     * Accordingly, implementations that use static RSA keys MUST use RSA blinding or some other
     * anti-timing technique, as described in [TIMING].
     */
    return new PKCS1Encoding(new RSABlindedEngine());
}
项目：bc-java    文件：TlsRSAUtils.java    
public static byte[] generateEncryptedPreMasterSecret(TlsContext context, RSAKeyParameters rsaServerPublicKey,
                                                      OutputStream output)
    throws IOException
{
    /*
     * Choose a PremasterSecret and send it encrypted to the server
     */
    byte[] premasterSecret = new byte[48];
    context.getSecureRandom().nextBytes(premasterSecret);
    TlsUtils.writeVersion(context.getClientVersion(), premasterSecret, 0);

    PKCS1Encoding encoding = new PKCS1Encoding(new RSABlindedEngine());
    encoding.init(true, new ParametersWithRandom(rsaServerPublicKey, context.getSecureRandom()));

    try
    {
        byte[] encryptedPreMasterSecret = encoding.processBlock(premasterSecret, 0, premasterSecret.length);

        if (context.getServerVersion().isSSL())
        {
            // TODO Do any SSLv3 servers actually expect the length?
            output.write(encryptedPreMasterSecret);
        }
        else
        {
            TlsUtils.writeOpaque16(encryptedPreMasterSecret, output);
        }
    }
    catch (InvalidCipherTextException e)
    {
        /*
         * This should never happen, only during decryption.
         */
        throw new TlsFatalAlert(AlertDescription.internal_error);
    }

    return premasterSecret;
}
项目：netlib    文件：Encryption.java    
/**
 * sign some data using a private key and PKCS#1 v1.5 padding
 * 
 * @param data
 *            the data to be signed
 * @param signingKey
 *            the key to sign the data
 * @return a signature
 */
public static byte[] signData(byte[] data, RSAKeyParameters signingKey) {
    try {
        byte[] hash = Encryption.getDigest(data);
        PKCS1Encoding pkcs1 = new PKCS1Encoding(new RSAEngine());
        pkcs1.init(true, signingKey);
        return pkcs1.processBlock(hash, 0, hash.length);
    } catch (InvalidCipherTextException e) {
        log.log(Level.WARNING, "Common.signData(): " + e.getMessage(), e);
        return null;
    }
}
项目：jradius    文件：TlsRSASigner.java    
public byte[] calculateRawSignature(AsymmetricKeyParameter privateKey, byte[] md5andsha1)
    throws CryptoException
{
    Signer sig = new GenericSigner(new PKCS1Encoding(new RSABlindedEngine()), new NullDigest());
    sig.init(true, privateKey);
    sig.update(md5andsha1, 0, md5andsha1.length);
    return sig.generateSignature();
}
项目：ipack    文件：BcRSAAsymmetricKeyWrapper.java    
protected AsymmetricBlockCipher createAsymmetricWrapper(ASN1ObjectIdentifier algorithm)
{
    return new PKCS1Encoding(new RSAEngine());
}
项目：ipack    文件：BcRSAAsymmetricKeyUnwrapper.java    
protected AsymmetricBlockCipher createAsymmetricUnwrapper(ASN1ObjectIdentifier algorithm)
{
    return new PKCS1Encoding(new RSAEngine());
}
项目：ipack    文件：CipherSpi.java    
public PKCS1v1_5Padding()
{
    super(new PKCS1Encoding(new RSABlindedEngine()));
}
项目：ipack    文件：CipherSpi.java    
public PKCS1v1_5Padding_PrivateOnly()
{
    super(false, true, new PKCS1Encoding(new RSABlindedEngine()));
}
项目：ipack    文件：CipherSpi.java    
public PKCS1v1_5Padding_PublicOnly()
{
    super(true, false, new PKCS1Encoding(new RSABlindedEngine()));
}
项目：ipack    文件：DigestSignatureSpi.java    
public SHA1()
{
    super(OIWObjectIdentifiers.idSHA1, new SHA1Digest(), new PKCS1Encoding(new RSABlindedEngine()));
}
项目：ipack    文件：DigestSignatureSpi.java    
public SHA224()
{
    super(NISTObjectIdentifiers.id_sha224, new SHA224Digest(), new PKCS1Encoding(new RSABlindedEngine()));
}
项目：ipack    文件：DigestSignatureSpi.java    
public SHA256()
{
    super(NISTObjectIdentifiers.id_sha256, new SHA256Digest(), new PKCS1Encoding(new RSABlindedEngine()));
}
项目：ipack    文件：DigestSignatureSpi.java    
public SHA384()
{
    super(NISTObjectIdentifiers.id_sha384, new SHA384Digest(), new PKCS1Encoding(new RSABlindedEngine()));
}
项目：ipack    文件：DigestSignatureSpi.java    
public SHA512()
{
    super(NISTObjectIdentifiers.id_sha512, new SHA512Digest(), new PKCS1Encoding(new RSABlindedEngine()));
}
项目：ipack    文件：DigestSignatureSpi.java    
public MD2()
{
    super(PKCSObjectIdentifiers.md2, new MD2Digest(), new PKCS1Encoding(new RSABlindedEngine()));
}
项目：ipack    文件：DigestSignatureSpi.java    
public MD4()
{
    super(PKCSObjectIdentifiers.md4, new MD4Digest(), new PKCS1Encoding(new RSABlindedEngine()));
}