Des VB Class

This a good program to start with signal processing in matlab.This gives you basic idea about covolution algorithm.

密码编码和密码分析：原理与方法-encryption and password Analysis : Theory and Methods

凯撒和维吉尼亚加密方法，两种算法都不是很复杂，基本原理也相似所以都写入一个文件中来表示。-Caesar and Virginia encryption method, two algorithms are not very complicated, so the basic principles are also similar to a document written to express.

Des VB类库-Des VB Class

用VB实现的DES加密算法，适合于小型VPN的明文加密传输-the DES encryption algorithm, suited to the small expressly VPN encryption transmission

rc5 and des encryption and decryption

加密文件软件源代码，把要加密文件拖动到生成软件上，按照软件提示要求即可进行保密措施．此源代码为本人校友编辑-document encryption software source code, document encryption to drive to generate software, in accordance with the software can suggest requirements for security measures. This source code for my alumni editor

这是RC6的Asm实现，可以很方便高效的用到工程中去-This is the RC6 of Asm achieved and can be very convenient and efficient to use project

DES加密算法的Visual C++实现-DES encryption algorithm Visual C++ Realize

MD5简单版的杂凑函数；使用C++语言编写-MD5 Hash Function