标准DES算法，控制台操作可对任意文件进行加解密，没有错误和BUG，代码都写有注释。使用C-Free，VS或VC++都可以进行编译。-Standard DES algorithm, console operator can encrypt and decrypt any file, no error and BUG, ​ ​ code written comments.

VC编程加解密算法库CRYPT++ 实现文件的加密解密功能-VC programming encryption and decryption algorithm library CRYPT++

RSA文件加解密简单操作，适合初学者，自动生成复杂秘钥。-RSA file encryption and decryption operation is simple, suitable for beginners, to automatically generate complex secret key.