using System;

using System.Security.Cryptography;

using System.Text;

public class Program

{

    public static void Main()

    {

        Console.WriteLine(Sha512("80158395-c7b6-40e4-b235-c188588d94b7"));

    }

    public static string Sha512(string input)

        {

            if (string.IsNullOrWhiteSpace(input))

            {

                return string.Empty;

            }

​

            using var sha = SHA512.Create();

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

            var hash = sha.ComputeHash(bytes);

​

            return Convert.ToBase64String(hash);

        }

}