Pimcore\Controller\Action\Admin::protectCSRF PHP Method

    protected function protectCSRF()
    {
        $csrfToken = Session::useSession(function ($adminSession) {
            return $adminSession->csrfToken;
        });
        if ($csrfToken != $_SERVER["HTTP_X_PIMCORE_CSRF_TOKEN"]) {
            die("Detected CSRF Attack! Do not do evil things with pimcore ... ;-)");
        }
    }