Validator validator(array $data)

mixed getAuthIdentifier() Get the unique identifier for the user.

void shouldUse(string $name) Set the default guard the factory should serve

bool once(array $credentials = array()) Log a user into the application

Authenticatable|null retrieveById(mixed $identifier)

bool validate(array $credentials = array()) Validate a user's credentials

bool check() Determine if the current user is authenticated.

Illuminate\Contracts\Auth\Access Interfaces

$this define(string $ability, callable|string $callback) Define a new ability

void logout() Log the user out of the application.