IBE基于身份的加密系统的系统叁数程序，使用VC6.0开发

base64解码 -base64 decoding base64 decoding

密码算法中的单向散列函数之SHA算法的C代码-password algorithm for one-way hash algorithm SHA Function of C code

获取网页星号密码，和网页源代码-asterisk website access password, and the website source code

DES的实现，平时上课的实验，供大家参考。-DES implementation, usually in class experiments, for your reference.

.net2003下写的多种加密加密算法的演示-. net2003 written under a variety of encryption encryption algorithm demo

标准的数据加密算法-standard data encryption algorithm

this visual basic source code,perhaps usefull 4 you

密码生成器，很好用-password generator, a good use

elgamal的源程序-ElGamal

提供服务端登陆验证程序（验证码随机改变，防止非法进入）； 提供服务器控制程序，管理员可以允许、屏蔽和删除一个注册用户的登陆客户端； 任何改变访问地点的行为，都必须得到管理员的授权，否则无法登陆系统； 即使知道其他用户的密码也不能登陆系统。-provide certification services-landing procedures (Random Verification code change to prevent illegal entry); Provide server control procedures, administrators can allow, shielding and delete a user"s landing client; Any change in location of the visit have to be authorized administrators, whether while not landing systems; even if they know the password for other users can not landing system.