void ValidateLocalCredentials() { // Create an instance of the InputChannel and check the provided credentials var channel = ChannelBuilder.BuildWithCredentials <IClientInputChannel>(ChannelConfiguration.InputChannel); var task = new ValidateLoginTask(ChannelConfiguration, channel) { RedirectResult = PincodeTextBox.Text }; task.FinishedSuccess += Task_FinishedSuccess; task.FinishedFailure += Task_FinishedFailure; task.Finished += Task_Finished; task.ExecuteAsync(); }