do_action( 'auth_cookie_malformed', string $cookie, string $scheme )

788			 * @since 2.7.0789			 *790			 * @param string $cookie Malformed auth cookie.791			 * @param string $scheme Authentication scheme. Values include 'auth', 'secure_auth',792			 *                       or 'logged_in'.793			 */794			do_action( 'auth_cookie_malformed', $cookie, $scheme );795			return false;796		}797 798		$scheme     = $cookie_elements['scheme'];799		$username   = $cookie_elements['username'];800		$hmac       = $cookie_elements['hmac'];