（一）密码生成流程
https://blog.csdn.net/u011555996/article/details/76069808
https://www.cnblogs.com/yunangel/p/5651032.html
https://www.cnblogs.com/caokai520/p/7711136.html
https://blog.csdn.net/qq285679784/article/details/43155459 DLL加密
