using System;

using System.Security.Cryptography;

using System.Text;

​

public class Program

{

    public static void Main()

    {

        Console.WriteLine(GetHash("B9EBB367FCF77575EBD36AE58086350E3ADA9BA59AF6DAD33EA855B25D17E101"));

    }

​

    public static string GetHash(string data)

    {

        using (var sha256Hash = SHA256.Create())

        {

            byte[] bytes = sha256Hash.ComputeHash(Encoding.UTF8.GetBytes(data));

            return Convert.ToBase64String(bytes);

        }

    }

}