T0iTvb5c

1DESKeySpec desKeySpec = new DESKeySpec(masterKeyBytes);  
2SecretKeyFactory desKeyFact = SecretKeyFactory.getInstance("DES");
3SecretKey s = desKeyFact.generateSecret(desKeySpec);
4dfCardCipher = Cipher.getInstance("DES/CBC/NoPadding");
5dfCardCipher.init(Cipher.DECRYPT_MODE, s, new IvParameterSpec(ivBytes));
6
7byte[] decipheredCodeRandomB = dfCardCipher.doFinal(encipheredCodeRandomB);