Totp.php TOTP authentication method file. TOTP - Time-based One-time Password. Tags copyright YetiForce S.A. license YetiForce Public License 6.5 (licenses/LicenseEN.txt or yetiforce.com) author Arkadiusz Adach a.adach@yetiforce.com author Mariusz Krzaczkowski m.krzaczkowski@yetiforce.com Interfaces, Classes, Traits and Enums Users_Totp_Authmethod TOTP authentication method class.