ElGamal

aes coding details .yhis can be used for simple encryption

RCA encryption algorithm implementation

RSA密聊，用于网络上实现公锁和私锁的算法。-RSA secret chat for the network to achieve public and private lock lock algorithms.

将其他文件隐藏在BMP图像中！好-other documents hidden in BMP image! Good

md5加密算法，适用于linux开发环境。-md5 encryption algorithm applied to linux development environment.

文件加密，可以对任意文件进行加密-file encryption, to arbitrary files can be encrypted

RSA加密的聊天源代码-chat RSA encryption source code

非常好的使用Delphi 进行数据压缩加密的资料，值得收藏！- Extremely good use Delphi carries on the data compression encryption the material, is worth collecting!

这是密码学的一个常用算法rifndael算法，unix环境下的，对于学习密码学很有帮助啊。-This is a cryptographic algorithm used rifndael algorithm, unix environment. learning cryptography helpful ah.

关于数字水印嵌入时处理水印的源代码，采用猫脸变换对水印图像进行预处理 -Be dealt with on the digital watermark embedding watermark source code, using a cat face on the watermark image pre-processing transformation