using System;

​

namespace SymmetricKey

{

    class Program

    {

        static void Main(string[] args)

        {

            var key = "b14ca5898a4e4133bbce2ea2315a1916";

​

            //Console.WriteLine("Please enter a secret key for the symmetric algorithm");

            //var key = Console.ReadLine();

​

            Console.WriteLine("Please enter a string for encryption");

            var str = Console.ReadLine();

            var encryptedString = AesAlg.EncryptString(key, str);

            Console.WriteLine($"encrypted string = {encryptedString}");

​

            var decryptedString = AesAlg.DecryptString(key, encryptedString);

            Console.WriteLine($"decrypted string = {decryptedString}");

​

            Console.ReadKey();

        }

    }

}