using System;
using System.Collections;
using System.Collections.Generic;
using System.Text;
using System.Security.Cryptography;

public class Programa
{
    public static void Main(string[] args)
        {   
        	var methodName = "Tools/SubscriberCampaignActivation".ToLower();
            var stringToHash = "5aafc741ff855d9e" + methodName;
            string methodHash =  "";
            using (MD5 md5Hash = MD5.Create())
			{
			  byte[] data = md5Hash.ComputeHash(Encoding.UTF8.GetBytes(stringToHash));
			  StringBuilder sBuilder = new StringBuilder();
			  for (int i = 0; i < data.Length; i++)
			  {sBuilder.Append(data[i].ToString("x2"));}
			  methodHash =  sBuilder.ToString();
			  Console.WriteLine("The MD5 hash of " + stringToHash + " is: " + methodHash + ".");
			  
			}
        	
        	
            string publicKey = "<RSAKeyValue><Modulus>wEyodsTjUtDbb8A652Dh/ZPwLoZKAA9N20T5hiUNtGFxnSRWh9xB1WIAwtnz9FDLsT73PiiPyiBLhmI511cyAC+upKqKCtk7OR0fHzlRaH/h7H71X4PAxxes0xYLuEaPwNcanLSB1Tb5e84/JqrZhSqkIxaV5CgNVlRwiU7V5WM=</Modulus><Exponent>AQAB</Exponent></RSAKeyValue>";
            Encryptor encryptor = new Encryptor();
            string token = encryptor.EncryptRSA(methodHash, publicKey);
            Console.WriteLine("RSA is: " + token);
        }
}


class Encryptor
{
    private static UnicodeEncoding _encoder = new UnicodeEncoding();
        public string EncryptRSA(string data, string publicKey)
        {
        try{
            var rsa = new RSACryptoServiceProvider();
                rsa.FromXmlString(publicKey);
                var dataToEncrypt = _encoder.GetBytes(data);
                byte[] encryptedByteArray = rsa.Encrypt(dataToEncrypt, false);//.ToArray();
                var length = encryptedByteArray.Length;//Count
                var item = 0;
                var sb = new StringBuilder();
                
                Console.WriteLine("RSA ECncrypt is: " + encryptedByteArray.Length);
                Console.WriteLine("RSA ECncrypt is: " + data);
                for(var i = 0; i < data.Length;++i){
                	Console.WriteLine(data[i]);
                }
                foreach (var x in encryptedByteArray){
                    item++;
                    sb.Append(x);
                    if (item < length)
                       sb.Append(",");}

return sb.ToString();
}catch
(Exception ex)
            {
                throw new RSAException();
            }
        }
        class RSAException : Exception
        {
            public
            RSAException() : base("RSA Encryption Error"){}
        }
}