Specifies whether the Authorization Server prompts the End-User for reauthentication and consent.
Forces a consent screen, even if the user has previously granted permissions.
Forces reauthentication, even if the user is already logged in.
Silent authentication: if the user is not logged in, an error is returned instead of a login prompt.
Specifies whether the Authorization Server prompts the End-User for reauthentication and consent.