readme.md

• MessageDigest

MessageDigest md = MessageDigest.getInstance(algorithm);
md.digest(resBytes);

• Mac

Mac mac = Mac.getInstance(algorithm);
mac.init(sk);
byte[] result = mac.doFinal(res.getBytes());

• cipher

Cipher cipher = Cipher.getInstance(algorithm);
cipher.init(Cipher.DECRYPT_MODE, sks);
cipher.doFinal(parseHexStr2Byte(res))