getGuardProviderKey()
mixed getCredentials() Returns the user credentials, which might be an array of anything you
interface GuardTokenInterface implements
class PostAuthenticationGuardToken extends
mixed getCredentials() This is meant to be only an authenticated token, where credentials have
class PreAuthenticationGuardToken extends
serialize() {@inheritdoc}
setAuthenticated($authenticated) Sets the authenticated flag.
unserialize($serialized) {@inheritdoc} Parameters
string getProviderKey() Returns the provider (firewall) key.