Automatic post-registration user authentication

Symfony 4.0 This process hasn't changed from Symfony 3 to 4 but here is an example using the newly recommended AbstractController. Both the security.token_storage and the session services are registered in the parent getSubscribedServices method so you don't have to add those in your controller. use Symfony\Component\Security\Core\Authentication\Token\UsernamePasswordToken; use Symfony\Bundle\Fram