Java tutorial
//package com.java2s; import android.util.Log; import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; public class Main { public static byte[] getMessageDigest(byte[] data, String algorithm) { try { final MessageDigest md = MessageDigest.getInstance(algorithm); final byte[] digest = md.digest(data); return digest; } catch (final NoSuchAlgorithmException e) { Log.e(e.getMessage(), e.getMessage()); throw new RuntimeException(e); } } }