private void btn_check_Click(object sender, RoutedEventArgs e) { if (MainWindow.Enc(this.tb_key.Text, 9157, 41117) != "iB6WcuCG3nq+fZkoGgneegMtA5SRRL9yH0vUeN56FgbikZFE1HhTM9R4tZPghhYGFgbUeHB4tEKRRNR4Ymu0OwljQwmRRNR4jWBweOKRRyCRRAljLGQ=") { MessageBox.Show("Try again!"); } else { MessageBox.Show("Correct!! You found FLAG"); } }