Examples of generateDerivedParameters()

Examples of org.bouncycastle.crypto.PBEParametersGenerator.generateDerivedParameters()

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        }
        int iterationCount = pbkdfParams.getIterationCount().intValue();
        byte[] salt = pbkdfParams.getSalt();
        PBEParametersGenerator generator = new PKCS5S2ParametersGenerator();
        generator.init(PBEParametersGenerator.PKCS5PasswordToBytes(password), salt, iterationCount);
        return generator.generateDerivedParameters(keySize);
    }

    // PEM_read_bio_PUBKEY
    public static PublicKey readPubKey(Reader in) throws IOException {
        PublicKey pubKey = readRSAPubKey(in);
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Examples of org.bouncycastle.crypto.PBEParametersGenerator.generateDerivedParameters()

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    super.saltBytes = salt;

    PBEParametersGenerator generator = new PKCS5S2ParametersGenerator();
    generator.init( pwBytes, salt, ITERATION_COUNT );

    cipherParameters = generator.generateDerivedParameters(KEY_SIZE_BIT*2 + 16);
    byte[] keyBytes = ((KeyParameter)cipherParameters).getKey();

    this.cryptoKeyBytes = new byte[ KEY_SIZE_BYTE ];
    System.arraycopy( keyBytes, 0, cryptoKeyBytes, 0, KEY_SIZE_BYTE );

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Examples of org.bouncycastle.crypto.PBEParametersGenerator.generateDerivedParameters()

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      throw new ZipException("wrong password - " + ByteArrayHelper.toString(this.pwVerificationBytes) + "/ " + ByteArrayHelper.toString(pwVerification));
    }

    // create the first 16 bytes of the key sequence again (using pw+salt)
    generator.init( pwBytes, salt, ITERATION_COUNT );
    cipherParameters = generator.generateDerivedParameters(KEY_SIZE_BIT);

    // checksum added to the end of the encrypted data, update on each encryption call
    this.mac = new HMac( new SHA1Digest() );
    mac.init( new KeyParameter(authenticationCodeBytes) );
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Examples of org.bouncycastle.crypto.PBEParametersGenerator.generateDerivedParameters()

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    this.saltBytes = createSalt();
    generator.init( pwBytes, saltBytes, ITERATION_COUNT );

    // create 2 byte[16] for two keys and one byte[2] for pwVerification
    // 1. encryption / 2. athentication (via HMAC/hash) /
    cipherParameters = generator.generateDerivedParameters(KEY_SIZE_BIT*2 + 16);
    byte[] keyBytes = ((KeyParameter)cipherParameters).getKey();

    this.cryptoKeyBytes = new byte[ KEY_SIZE_BYTE ];
    System.arraycopy( keyBytes, 0, cryptoKeyBytes, 0, KEY_SIZE_BYTE );

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Examples of org.bouncycastle.crypto.PBEParametersGenerator.generateDerivedParameters()

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    this.pwVerificationBytes = new byte[ 2 ];
    System.arraycopy( keyBytes, KEY_SIZE_BYTE*2, pwVerificationBytes, 0, 2 );

    // create the first 16 bytes of the key sequence again (using pw+salt)
    generator.init( pwBytes, saltBytes, ITERATION_COUNT );
    cipherParameters = generator.generateDerivedParameters(KEY_SIZE_BIT);

    // checksum added to the end of the encrypted data, update on each encryption call
    this.mac = new HMac( new SHA1Digest() );
    mac.init( new KeyParameter(authenticationCodeBytes) );

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Examples of org.bouncycastle.crypto.PBEParametersGenerator.generateDerivedParameters()

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    private CipherParameters createCipherParams() throws Exception {
        PBEParametersGenerator generator = createPBEParametersGenerator();
        initPBEParamsGenerator(generator);
        int keylen = getKeyLength();
        return generator.generateDerivedParameters(keylen, BLOCK_SIZE);
    }

    private void initPBEParamsGenerator(PBEParametersGenerator generator) throws Exception {
        String passphrase = getPassphrase();
        byte[] salt = getSalt();
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Examples of org.bouncycastle.crypto.generators.OpenSSLPBEParametersGenerator.generateDerivedParameters()

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            pGen.init(
                    PBEParametersGenerator.PKCS5PasswordToBytes(password),
                    salt,
                    iCount);

            ParametersWithIV params = (ParametersWithIV)pGen.generateDerivedParameters(keySize, ivSize);

            SecretKeySpec   encKey = new SecretKeySpec(((KeyParameter)params.getParameters()).getKey(), baseAlgorithm);

            Cipher          c;
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Examples of org.bouncycastle.crypto.generators.OpenSSLPBEParametersGenerator.generateDerivedParameters()

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            pGen.init(
                    PBEParametersGenerator.PKCS5PasswordToBytes(password),
                    salt,
                    iCount);

            ParametersWithIV params = (ParametersWithIV)pGen.generateDerivedParameters(keySize, ivSize);

            SecretKeySpec   encKey = new SecretKeySpec(((KeyParameter)params.getParameters()).getKey(), baseAlgorithm);

            Cipher          c;
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Examples of org.bouncycastle.crypto.generators.OpenSSLPBEParametersGenerator.generateDerivedParameters()

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        if (algorithm.equalsIgnoreCase("DESEDE"))
        {
            // generate key
            int keyLength = 24;

            secretKey = new SecretKeySpec(((KeyParameter)pGen.generateDerivedParameters(keyLength * 8)).getKey(), algorithm);
        }
        else
        {
            throw new IOException("unknown algorithm in writeObject");
        }
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Examples of org.bouncycastle.crypto.generators.OpenSSLPBEParametersGenerator.generateDerivedParameters()

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        OpenSSLPBEParametersGenerator   pGen = new OpenSSLPBEParametersGenerator();

        pGen.init(PBEParametersGenerator.PKCS5PasswordToBytes(password), salt);

        return new javax.crypto.spec.SecretKeySpec(((KeyParameter)pGen.generateDerivedParameters(keyLength * 8)).getKey(), algorithm);
    }

    /**
     * Read a Key Pair
     */
 
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