koln频道

http://blog.youkuaiyun.com/suxinpingtao51/article/details/42645193 http://www.cppblog.com/ArthasLee/archive/2010/12/01/135186.html

常见加密算法： http://www.jiamisoft.com/blog/2685-changyongjiamisuanfa.html MD5： http://blog.youkuaiyun.com/ling_du/article/details/51452091 http://blog.youkuaiyun.com/gf771115/article/details/24584199

https://blog.youkuaiyun.com/tgbtgb/article/details/52495589https://blog.youkuaiyun.com/liang19890820/article/details/51659452