using System;

using System.Security.Cryptography;

                    using System.Text;using System.Linq;

public class Program

{

    public static void Main()

    {

        Console.WriteLine(ToHMAC_SHA_Encrypted("123456"));

    }

         public static string ToHMAC_SHA_Encrypted( string text)

       {

           var hmacSha = new HMACSHA1();

           hmacSha.Initialize();

           byte[] hmac = hmacSha.ComputeHash(Encoding.UTF8.GetBytes(text));

​

           return Encoding.UTF8.GetString(hmac);

       }

}