إقتباس :using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Security.Cryptography;






namespace ConsoleApplication1
{
class Program
{
static string MakeString(byte[] byteArray)
{
StringBuilder sb = new StringBuilder();
foreach (byte b in byteArray) sb.AppendFormat("{0:X2} ", b);
return sb.ToString();
}



static void Main(string[] args)
{
{
string login = "mylogin";
string password = "password";
byte[] key1 = new byte[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 };
Console.WriteLine(String.Format("Login: {0}", login));
Console.WriteLine(String.Format("Password: {0}", password));
Console.WriteLine(String.Format("Key: {0}", MakeString(key1)));
Console.WriteLine();
byte[] loginBytes = Encoding.ASCII.GetBytes(login);
byte[] passwordBytes = Encoding.ASCII.GetBytes(password);
Console.WriteLine(String.Format("Login Bytes: {0}", MakeString(loginBytes)));
Console.WriteLine(String.Format("Password Bytes: {0}", MakeString(passwordBytes)));
Console.WriteLine();
MD5 md5 = MD5.Create();
byte[] loginWithPasswordBytes = loginBytes.Concat<byte>(passwordBytes).ToArray<byte>();
Console.WriteLine(string.Format("Contacted Bytes: {0}", MakeString(loginWithPasswordBytes)));
Console.WriteLine();
byte[] mhash = md5.ComputeHash(loginWithPasswordBytes);
Console.WriteLine(string.Format("MD5 Hash: {0}", MakeString(mhash)));
byte[] hash = new HMACMD5(mhash).ComputeHash(key1);
Console.WriteLine(string.Format("Hash: {0}", MakeString(hash)));
Console.ReadKey();
}



}
}
}