Designing of Bit serial type Galois Field GF(2m) Multiplier

md5算法，实现给一个512bir数据块加密，程序有详细的注释，-md5 algorithm, to realize a data block encryption 512bir, procedures have detailed notes,

一个伪随机数生成程序，简单实用，有需要的请下载-A pseudo-random number generator, if necessary, please download the

--- -----属于加密算法里的一种，可以看西------------ Belong in an encryption algorithm, you can see the West------

BASE64编码的C实现，很精简，可以直接内嵌入工程-BASE64-coded C implementation, it is streamlined and can be directly embedded engineering

OpenVPN is a robust and highly flexible tunneling application that uses all of the encryption, authentication, and certification features of the OpenSSL library to securely tunnel IP networks over a single TCP/UDP port.

SHA1消息摘要算法， SHA1消息摘要算法-SHA1 message digest algorithm, SHA1 message digest algorithm

参考了电脑爱好者2000第10期的一篇关于将文件隐藏于位图中的文章，本程序还有许多可以改进的地方，例如可以加入CRC校验，加密,多线程等内容。-reference to the 2000 resolution computer enthusiasts 10 of a document on Bitmap hidden in the article, there are many procedures can be improved, for example, can join the CRC, encryption, such as multithreading.

用ansi C编写的DES加密实现，适合数字密码的加密。-prepared using the DES encryption and password for the encryption.

md5算法是计算机密码学里经典的算法，实用价值很高，设计的关键在于随机数的产生，本程序采用传统的利用计算机时钟采集种子的办法生成随机数种子。-md5 password algorithm is computer science Lane classic algorithms, highly practical, design is the key to the selection of random numbers, the procedure using the traditional use of computer clock seed collection methods generate random number seed.

Base64编解码程序-Base64 code/decode program