Converst a bit array into a single byte and vice versa

取主机网卡地址，可用于加密-from mainframe NIC addresses can be used to encrypt

Base64 编解码演示程序 -Base64 codec demo program

elgamal的源程序-ElGamal

VC知识库文章 - C-S模式考试程序制作详解-VC-C-S model produced Elaborates on examination procedures

c++的基于openssl实现的简单aes文件加密类 -c++ realize openssl based on a simple type of file encryption aes

是DES的编码密码算法，非常适合初学者学习，欢迎使用。-DES cryptographic algorithm is the encoding is very suitable for beginners to learn, welcome to use.

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.

RSA资料全集是我在学习RSA时收集的资料，它对我学习这种算法有着极大的帮助，不知对大家有帮助没有，希望对大家学习密码学有所帮助。-All of the information of RSA was collected when i was studying RSA.It gives me a great deal of help though i don t know how about you.I wish it also give you some help about the cryptology.

文件中有说明,本程序主要提供了MD5算法的功能实现!-Document has indicate that this procedure provides the main function of MD5 algorithm realize!

Motivation - A simple DES core  - Fast and Small Version  - Open Source Compatibility I believe that the core complies to NIST-800-17. However, there has been no formal third party verification. The official NIST specification can be downloaded here: 800-17.pdf. For the Triple DES, the NIST reference is located here: