c# เข้ารหัส MD5

using System.Text;
using System.Security.Cryptography;

public void DoMD5(string input)
{
       string encrypted = [color=#4000FF]EnCryptToMD5[/color](txtpassword.text);
       Response.Write(encrypted );
}

public static string EnCryptToMD5(string input)
{
            MD5CryptoServiceProvider md5 = new MD5CryptoServiceProvider();
            byte[] bs = System.Text.Encoding.UTF8.GetBytes(input);
            bs = md5.ComputeHash(bs);
            StringBuilder sb = new StringBuilder();
            foreach (byte b in bs)
            {
                sb.Append(b.ToString("x2").ToLower());
            }

            return sb.ToString();
}