using System;

using System.Security.Cryptography;

using Newtonsoft.Json;

using System.Linq;

​

public class Program

{

    public static void Main()

    {

        var key = JsonConvert.SerializeObject(GetAuthKey()).Replace("\"", "");

        Console.WriteLine(key);

        byte[] data = (byte[])Convert.FromBase64String(key);

        Console.WriteLine(VerifyAuthKey(data));

    }

​

    public static byte[] GetAuthKey()

    {

        return GenerateSaltedHash(Convert.FromBase64String("EA8B82D5"), BitConverter.GetBytes(15948));

    }

​

    public static bool VerifyAuthKey(byte[] Key)

    {

        var bytes = GenerateSaltedHash(Convert.FromBase64String("EA8B82D5"), BitConverter.GetBytes(15948));

        return bytes.SequenceEqual(Key);

    }

​

    private static byte[] GenerateSaltedHash(byte[] plainText, byte[] salt)

    {

        HashAlgorithm algorithm = new SHA256Managed();

        byte[] plainTextWithSaltBytes = new byte[plainText.Length + salt.Length];

        for (int i = 0; i < plainText.Length; i++)

        {

            plainTextWithSaltBytes[i] = plainText[i];

        }

​

        for (int i = 0; i < salt.Length; i++)

        {

            plainTextWithSaltBytes[plainText.Length + i] = salt[i];

        }

​

        return algorithm.ComputeHash(plainTextWithSaltBytes);

    }

}