使用生成RSA密钥对就

算法参考于《密码编码学及网络安全》上关于RSA加密算法的定义。相关程序在Visual C++ 6.0上能正确运行（估计在其他C语言编程环境下也能运行吧），程序里面详细写上了注解，希望能够给你带来帮助。

DES加密代码，是研究密码加密的基础，希望大家能有所收获-DES encryption code, password encryption is to examine the basis for hope that we can gain

TEA加密算法(一个非常短小的加密算法）-TEA encryption algorithm (a very short encryption algorithm)

c++实现密钥为4的凯撒密码加密，其中支持明文的大小写-c++ achieve key for Caesar 4 password encryption, which supports the explicit case

C语言环境下的AES加密算法，支持128位的AES加密。-C language environment AES encryption algorithm, support 128-bit AES encryption.

对ORCLE数据库进行保护，具有很强的功能，有加密，访问，删除，等保护功能-right ORCLE database protection, and highly functional, encryption, access, deletion, such as the protection function

IDEA对称算法的软件实现-IDEA symmetric algorithm software

pgp加密例子 -pgp encryption example

My stuff is aimed at teaching, not efficiency. The others are probably much better implementations. The last one has both C++ and Java versions where my stuff is all C. So lots of choices!

AES encryption algorithm implementation