Symfony\Component\Form\Extension\DependencyInjection\DependencyInjectionExtension Symfony\Component\Form\FormFactory Symfony\Component\Form\Extension\Core\CoreTypeGuesser Symfony\Component\Form\Extension\Csrf\CsrfProvider\SessionCsrfProvider true _token secret Default Symfony\Component\HttpFoundation\File\SessionBasedTemporaryStorage abcdef 3 %form.csrf_protection.secret% %file.temporary_storage.secret% %file.temporary_storage.nesting_levels% %file.temporary_storage.directory%