public static void postPublicKey()
        {
            Functions.RSA.generateRSAKeys();
            RegistryData.setRegistryPrivateKey(Functions.RSA.getPrivateKey());
            try
            {
                var request = (HttpWebRequest)WebRequest.Create(ENDPOINT + "postPublicKey?deviceName=");

                var postData = "client_id=" + GlobalVariables.user.id + "&public_key=" + Functions.RSA.getPublicKey();
                var data     = Encoding.ASCII.GetBytes(postData);

                request.Method        = "POST";
                request.ContentType   = "application/x-www-form-urlencoded";
                request.ContentLength = data.Length;

                using (var stream = request.GetRequestStream())
                {
                    stream.Write(data, 0, data.Length);
                    stream.Close();
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
            }
        }