Example #1
0
        private void SendEncryptedSessionKeyToClient_Click(object sender, RoutedEventArgs e)
        {
            Logger.Info("Starting session keys encrypting ...");
            var sessionKeys          = File.ReadAllText(ServerSessionKeysPath).Split(',').ToList();
            var openRsaParameters    = File.ReadAllText(OpenRsaParametersPath).Split(',');
            var encryptedSessionKeys = sessionKeys.Select(x => Rsa.ModPow(x, openRsaParameters[0], openRsaParameters[1]));

            encryptedSessionKeys.ToList().ForEach(x => Logger.Info("32 bytes has been encrypted: " + x));
            File.WriteAllText(ClientEncryptedSessionKeysPath, String.Join(",", encryptedSessionKeys));
            Logger.Info("Finishing session keys encrypting ...");
        }
Example #2
0
        private void DecryptSessionKey_Click(object sender, RoutedEventArgs e)
        {
            Logger.Info("Starting session keys decrypting ...");
            var encryptedSessionKeys = File.ReadAllText(ClientEncryptedSessionKeysPath).Split(',').ToList();
            var openRsaParameters    = File.ReadAllText(OpenRsaParametersPath).Split(',');
            var privateExponent      = File.ReadAllText(ClientPrivateExponentPath);
            var decryptedSessionKeys = encryptedSessionKeys.Select(x => Rsa.ModPow(x, privateExponent, openRsaParameters[1]));

            decryptedSessionKeys.ToList().ForEach(x => Logger.Info("32 bytes has been decrypted: " + x));
            File.WriteAllText(ClientDecryptedSessionKeysPath, String.Join(",", decryptedSessionKeys));
            Logger.Info("Finishing session keys decrypting ...");
        }