using System;

using System.Text;

using System.Security.Cryptography;

public class Program

{

    public static void Main()

    {

        //Console.WriteLine(HashHMAC("$SaLtVAluE42#","(cubeITV)121"));

        Console.WriteLine(ToHMAC_SHA256("(cubeITV)121","$SaLtVAluE42#"));

    }

    private static string HashHMAC(string key, string message)

    {

        var hash = new HMACSHA256(Encoding.UTF8.GetBytes(key));

        byte[] hmac = hash.ComputeHash(Encoding.UTF8.GetBytes(message));

        var passwordHash = Encoding.UTF8.GetString(hmac);

        return passwordHash;

    }

    private static string ToHMAC_SHA256(string password, string key)

    {

        byte[] keybytes = Encoding.UTF8.GetBytes(key);

        Console.WriteLine(ToReadableByteArray(keybytes));

        byte[] passbytes = Encoding.UTF8.GetBytes(password);

        Console.WriteLine(ToReadableByteArray(passbytes));

        var hmacSha = new HMACSHA256(keybytes);

        hmacSha.Initialize();

        byte[] hmac = hmacSha.ComputeHash(passbytes);

        Console.WriteLine(ToReadableByteArray(hmac));

        var passwordHash = Encoding.UTF8.GetString(hmac);

        return passwordHash;

    }

    static public string ToReadableByteArray(byte[] bytes)

    {

        return string.Join(", ", bytes);

    }

}