转自： http://www.cnblogs.com/dyingbleed/archive/2012/12/05/2803782.html http://en.wikipedia.org/wiki/Time-based_One-time_Password_Algorithm http://tools.ietf.org/html/rfc6238 相关文章： 2021-05-20 2022-12-23 2022-02-28 2022-12-23 2022-12-23 2022-02-28 2021-06-03 2021-08-13