All classes that implement AccessCheckInterface in Drupal 9
- class \Drupal\Core\Access\CsrfRequestHeaderAccessCheck implements AccessCheckInterface
- class \Drupal\entity_hierarchy\Routing\ReorderChildrenAccess implements AccessCheckInterface
- class \Drupal\moderation_dashboard\Access\ModerationDashboardAccess implements AccessCheckInterface
- class \Drupal\services\Access\CSRFTokenAccessCheck implements AccessCheckInterface