using System;

using System.Security.Cryptography;

using JWT.Builder;

using JWT.Algorithms;

using System.Text;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

        var bytes = new byte[32];

            using (var cryptoProvider = RandomNumberGenerator.Create())

            {

                cryptoProvider.GetBytes(bytes);             

​

                string secureRandomString = Convert.ToBase64String(bytes); 

                string stringutf = Encoding.UTF8.GetString(bytes);

                Console.WriteLine("Secure random string: {0}", secureRandomString);

                Console.WriteLine("UTF String: {0}", stringutf);

            }

​

            var token = JwtBuilder.Create()

                      .WithAlgorithm(new HMACSHA256Algorithm())

                      .WithSecret(bytes)

                .AddClaim("exp", DateTimeOffset.UtcNow.AddYears(10).ToUnixTimeSeconds())

                      .Encode();

​

        Console.WriteLine("Token: {0}", token);

    }

}