isOptional() protected method (available since version 2.0.7) Checks

$response public property The response to be sent. If not set

handleFailure() public method Handles authentication failure

$optional public property (available since version 2.0.7) List

beforeAction() public method This method is invoked right

$request public property The current request. If not set, the

challenge() public method Generates challenges upon authentication

$user public property The user object representing the user authentication