Java tutorial
//package com.java2s; import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; import android.util.Log; public class Main { public static final String DEBUG = "debug"; public static String hashMD5Generate(String s) { try { // Create MD5 Hash MessageDigest digest = java.security.MessageDigest.getInstance("MD5"); digest.update(s.getBytes()); byte messageDigest[] = digest.digest(); // Create Hex String StringBuffer hexString = new StringBuffer(); for (int i = 0; i < messageDigest.length; i++) { String h = Integer.toHexString(0xFF & messageDigest[i]); while (h.length() < 2) h = "0" + h; hexString.append(h); } Log.d(DEBUG, hexString.toString()); return hexString.toString(); } catch (NoSuchAlgorithmException e) { e.printStackTrace(); } return ""; } }