public function setMaxSignInRetries(int $max_signin_retries = 0) : CNabuDataObject
    {
        if ($max_signin_retries === null) {
            throw new ENabuCoreException(
                    ENabuCoreException::ERROR_NULL_VALUE_NOT_ALLOWED_IN,
                    array("\$max_signin_retries")
            );
        }
        $this->setValue('nb_site_max_signin_retries', $max_signin_retries);
        
        return $this;
    }