nextcloud/lib/public/Authentication/TwoFactorAuth/TwoFactorException.php

<?php
/**
 * @copyright Copyright (c) 2016, ownCloud GmbH.
 *
 * @author Christoph Wurst <christoph@owncloud.com>
 * @author Cornelius Kölbel <cornelius.koelbel@netknights.it>
 *
 * @license AGPL-3.0
 *
 * This code is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License, version 3,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License, version 3,
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 *
 */

namespace OCP\Authentication\TwoFactorAuth;

use Exception;

/**
 * Two Factor Authentication failed
 *
 * It defines an Exception a 2FA app can
 * throw in case of an error. The 2FA Controller will catch this exception and
 * display this error.
 *
 * @since 12
 */
class TwoFactorException extends Exception {

}