文件加密的过滤驱动程序，适用于大部分的文件加密软件

尹学渊版的DES第二版，注释写得非常清楚，并且执行效率不错，代码质量相比第一版有很大的改进，尹学渊保留所有权利，转载自：http://www.cnblogs.com/erwin/-The second edition of YinXueyuan s DES code,the Notes is very clear, and good performance, code quality compared to a significant improvement over the first edition, All rights reserved.YinXueyuan, reprinted from: http://www.cnblogs.com/ erwin /

md5是常用的加密算法，但是在vc中没有系统的类可以用。本程序完成了md5类，使用简单。不是国内网上流传的类。-md5 is a commonly used encryption algorithm, but in vc no class system can be used. This procedure was completed md5 categories, using a simple. Rather than domestic circulating online class.

VC实现RSA算法的程序，好东西啊，vc6.0编译通过-VC to achieve RSA algorithm procedure, a good thing ah

一个利用C语言来实现加密算法之DES算法的源码。-A source program of DES arithmetic using C .

关于NSEA算法的一个小程序-NSEA algorithm on a small program

rsa加密算法的vc实现，可以实现1024位的加密-the source code of rsa algorithm in vc,which can do 1024bits encryption.

基于FPGA的crc设计，有一定的参考价值，写的比较详细-CRC FPGA-based design, has a certain reference value, a more detailed written

VPN拨号程序源码(from sourceforge.net)-VPN digit dialing procedure source code (from sourceforge.net)

PGP Components使用PGP算法的加密控件。(有源代码）工作在：D2 D3 D4 D5。作者：Michael in der Wiesche--Encryption control that PGP Components uses PGP arithmetic to realized.It works in D2 D3 D4 D5。author:Michael in der Wiesche

介绍如何对共享软件加密。针对菜鸟！文档！-how to share encryption software. Against a birdie! Document!