It has been adopted as Internet Engineering Task Force standard RFC 6238, is the cornerstone of Initiative For Open Authentication (OATH), and is used in a number of two-factor authentication systems.
它已被互联网工程任务组接纳为RFC 6238标准，成为主动开放认证（英语：Initiative For Open Authentication）（OATH）的基石，并被用于众多多重要素驗證系统当中。