VIGENERE是法国的密码专家，以他明命名的密码是一种典型的多表密码！他的加密脱密可以通过文明维吉利亚方阵解决！...

一个利用C语言来实现加密算法之DES算法的源码。-A source program of DES arithmetic using C .

用VB实现的DES加密算法，适合于小型VPN的明文加密传输-the DES encryption algorithm, suited to the small expressly VPN encryption transmission

aes加密算法。用delphi语言实现。位数为128。-Aes encryption algorithm. Delphi use language. Median 128.

基于LSB的信息隐藏技术――MFC――编译已经通过运行正常-LSB-based Information Hiding- MFC- has been compiled by running the normal

Diffie-Hellman算法源代码,比较好用,值得参考借鉴-Diffie-Hellman algorithm source code, useful comparison, it is also useful reference

DES加密算法的实现和演示，具体算法见网上，程序中有注释-DES encryption algorithm and demonstrate the achievement of the specific algorithm see online, proceedings have Notes

用于android jni的c语言版 3des算法  

RC4伪随机流加密算法，VC++编写，调试通过。控制台界面。-Pseudo-random RC4 stream encryption algorithm, VC++ development, debugging through. Console interface.

这是一个好用的MD5的C++类；这个类可以加在控制台 程序中也可用在MFC中， 并且提供了详细的错误处理 函数，是一个安全的类。例程是一个MD5的MFC程序， 支持字符串和文件两种输入-This is an easy to use the MD5 of the C++ category this category can be added to the console program can also be used in the MFC and to provide a detailed error handling function, is a type of security. MD5 is a routine procedure of MFC, and documentation to support two types of input string

Base64组件的应用-Base64 application components