Package javax.crypto.spec

Examples of javax.crypto.spec.PBEKeySpec

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     * @return              the PBDKF2 hash of the password
     */
    private static byte[] pbkdf2(char[] password, byte[] salt, int iterations, int bytes)
        throws NoSuchAlgorithmException, InvalidKeySpecException
    {
        PBEKeySpec spec = new PBEKeySpec(password, salt, iterations, bytes * 8);
        SecretKeyFactory skf = SecretKeyFactory.getInstance(PBKDF2_ALGORITHM);
        return skf.generateSecret(spec).getEncoded();
    }
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     * @return              the PBDKF2 hash of the password
     */
    private static byte[] pbkdf2(char[] password, byte[] salt, int iterations, int bytes)
        throws NoSuchAlgorithmException, InvalidKeySpecException
    {
        PBEKeySpec spec = new PBEKeySpec(password, salt, iterations, bytes * 8);
        SecretKeyFactory skf = SecretKeyFactory.getInstance(PBKDF2_ALGORITHM);
        return skf.generateSecret(spec).getEncoded();
    }
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        char[] passwordChars = password.toString(Charset.forName( "utf8" ) ).toCharArray();

        byte[] saltBytes = new byte[ salt.readableBytes() ];
        salt.readBytes( saltBytes );

        KeySpec keySpec = new PBEKeySpec( passwordChars, saltBytes, iterations, keyLen * 8 );

        SecretKey secretKey = factory.generateSecret(keySpec);

        byte[] keyBytes = secretKey.getEncoded();
        return Unpooled.copiedBuffer( keyBytes );
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    @Override
    public void start() {
        try {
            this.cipherSpec = new PBEParameterSpec(salt, iterationCount);
            PBEKeySpec keySpec = new PBEKeySpec(keyStorePassword);
            SecretKeyFactory factory = SecretKeyFactory.getInstance(cipherAlgorithm);
            this.cipherKey = factory.generateSecret(keySpec);
        } catch (Exception e) {
            log.error("Error starting EncoderService", e);
        }
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            byte[] salt = args[0].substring(0, 8).getBytes();
            int count = Integer.parseInt(args[1]);
            char[] password = "somearbitrarycrazystringthatdoesnotmatter".toCharArray();
            byte[] passwordToEncode = args[2].getBytes("UTF-8");
            PBEParameterSpec cipherSpec = new PBEParameterSpec(salt, count);
            PBEKeySpec keySpec = new PBEKeySpec(password);
            SecretKeyFactory factory = SecretKeyFactory.getInstance("PBEwithMD5andDES");
            SecretKey cipherKey = factory.generateSecret(keySpec);
            String encodedPassword = encode64(passwordToEncode, "PBEwithMD5andDES",
               cipherKey, cipherSpec);
            System.err.println("Encoded password: MASK-"+encodedPassword);
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        byte[] salt = SALT.substring(0, 8).getBytes();
        int count = COUNT;
        char[] password = KEY.toCharArray();
        PBEParameterSpec cipherSpec = new PBEParameterSpec(salt, count);
        PBEKeySpec keySpec = new PBEKeySpec(password);
        SecretKeyFactory factory = SecretKeyFactory.getInstance("PBEwithMD5andDES");
        SecretKey cipherKey = factory.generateSecret(keySpec);
        return PBEUtils.decode64(encodedPassword, "PBEwithMD5andDES", cipherKey, cipherSpec);
    }
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        String encodedPassword = null;
        byte[] salt = SALT.substring(0, 8).getBytes();
        int count = COUNT;
        char[] password = KEY.toCharArray();
        PBEParameterSpec cipherSpec = new PBEParameterSpec(salt, count);
        PBEKeySpec keySpec = new PBEKeySpec(password);
        SecretKeyFactory factory = SecretKeyFactory.getInstance("PBEwithMD5andDES");
        SecretKey cipherKey = factory.generateSecret(keySpec);
        encodedPassword = PBEUtils.encode64(plainTextPassword.getBytes("UTF-8"), "PBEwithMD5andDES", cipherKey, cipherSpec);
        return encodedPassword;
    }
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    */
   private void loadPBESecretKey() throws Exception
   {
      // Create the PBE secret key
      cipherSpec = new PBEParameterSpec(salt, iterationCount);
      PBEKeySpec keySpec = new PBEKeySpec(keyStorePassword);
      SecretKeyFactory factory = SecretKeyFactory.getInstance("PBEwithMD5andDES");
      cipherKey = factory.generateSecret(keySpec);
   }
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    if (saltValue == null || saltValue.length() == 0)
      throw new ManifoldCFException("Missing required SALT value");
   
    SecretKeyFactory factory = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA1");
    KeySpec keySpec = new PBEKeySpec(passCode.toCharArray(), saltValue.getBytes(), 1024, 128);
    SecretKey secretKey = factory.generateSecret(keySpec);

    Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
    SecretKeySpec key = new SecretKeySpec(secretKey.getEncoded(), "AES");
    IvParameterSpec parameterSpec = new IvParameterSpec(iv);
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         baos.write(b);
      passwordFile.close();
      byte[] secret = baos.toByteArray();

      PBEParameterSpec cipherSpec = new PBEParameterSpec(salt, count);
      PBEKeySpec keySpec = new PBEKeySpec("78aac249a60a13d5e882927928043ebb".toCharArray());
      SecretKeyFactory factory = SecretKeyFactory.getInstance("PBEwithMD5andDES");
      SecretKey cipherKey = factory.generateSecret(keySpec);
      Cipher cipher = Cipher.getInstance("PBEwithMD5andDES");
      cipher.init(Cipher.DECRYPT_MODE, cipherKey, cipherSpec);
      byte[] decode = cipher.doFinal(secret);
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