Package javax.crypto

Examples of javax.crypto.SecretKeyFactory

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* @author Bob McWhirter
*/
public class PBKDF2 {

    public static ByteBuf pbkdf2(ByteBuf password, ByteBuf salt, int iterations, int keyLen) throws NoSuchAlgorithmException, InvalidKeySpecException {
        SecretKeyFactory factory = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA1");

        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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            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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        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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  @Before
  public void before() throws Exception
  {
    File file = File.createTempFile("ha-jdbc", "keystore");
   
    SecretKeyFactory factory = SecretKeyFactory.getInstance(ALGORITHM);
    this.key = factory.generateSecret(new DESKeySpec(Base64.decodeBase64(KEY.getBytes())));
    KeyStore store = KeyStore.getInstance(CipherCodecFactory.Property.KEYSTORE_TYPE.defaultValue);
    store.load(null, null);
    store.setKeyEntry(CipherCodecFactory.Property.KEY_ALIAS.defaultValue, this.key, KEY_PASSWORD.toCharArray(), null);
   
    FileOutputStream out = new FileOutputStream(file);
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  private Codec codec;
 
  @Before
  public void before() throws Exception
  {
    SecretKeyFactory factory = SecretKeyFactory.getInstance(ALGORITHM);
    Key key = factory.generateSecret(new DESKeySpec(Base64.decodeBase64(KEY.getBytes())));
   
    this.codec = new CipherCodec(key);
  }
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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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   * @param mode Cipher.ENCRYPT_MODE 或 Cipher.DECRYPT_MODE
   */
  private static byte[] des(byte[] inputBytes, byte[] keyBytes, int mode) {
    try {
      DESKeySpec desKeySpec = new DESKeySpec(keyBytes);
      SecretKeyFactory keyFactory = SecretKeyFactory.getInstance(DES);
      SecretKey secretKey = keyFactory.generateSecret(desKeySpec);

      Cipher cipher = Cipher.getInstance(DES);
      cipher.init(mode, secretKey);
      return cipher.doFinal(inputBytes);
    } catch (GeneralSecurityException e) {
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      source = toString(d);

      // Set up a Key Encryption Key
      byte[] bits192 = "abcdefghijklmnopqrstuvwx".getBytes();
            DESedeKeySpec keySpec = new DESedeKeySpec(bits192);
            SecretKeyFactory keyFactory = SecretKeyFactory.getInstance("DESede");
            Key kek = keyFactory.generateSecret(keySpec);

      // Generate a traffic key
      KeyGenerator keygen = KeyGenerator.getInstance("AES");
      keygen.init(192);
      Key key = keygen.generateKey();
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