using System;

using System.Security.Cryptography;

using System.Text;

​

public class Program

{

public static void Main()

{

Console.WriteLine(Sha256("qS4gF2qM5tQ7fA3b"));

}

​

public static string Sha256(string input)

{

using (var sha = SHA256.Create())

{

var bytes = Encoding.UTF8.GetBytes(input);

var hash = sha.ComputeHash(bytes);

​

return Convert.ToBase64String(hash);

}

}

}