DES

文件的加密传输，用到了各种加密算法 MD5 RSA (File encryption MD5 RSA )

说明：  idea算法VC++源码，包含系列文件 idea.h idea.cpp ideadlg.h ideadlg.cpp resource.h stdafx.h stdafx.c(idea algorithm VC++ source, including the series of documents idea.hidea.cppideadlg.hideadlg.cppresource.hstdafx.hstdafx.c)

VMPC加密解密算法。已对x86优化，其他平台也可用。(VMPC encryption and decryption algorithms. Has been optimized for x86, other platforms are also available.)

计算卡片过程密钥，加密密码数据，计算安全报文鉴别（MAC）过程密钥 (Calculating card key, the encrypted password data, calculate the safety message authentication (MAC) key)

基本的DES加密算法，可以实现一些基本的功能，但是大型计算不适合(The basic DES encryption algorithm)

3Des encryption of text from a file, 3DES-EDC-CBC , using 3 keys

分析RSA算法的应用现状，论证文件加密应用RSA算法的可行性和意义。设计一套完整实用的RSA文件加密解决方案，具体编码实现。对RSA算法进行研究，从常规RSA算法出发，用C++实现RSA加密算法类库，并在32位windows平台封装成组件。在.Net平台引用此组件，实现可以对任意文件进行RSA加密操作的窗体应用程序。经过加密的文件以及密钥文件都是文本文件。给出关键类类图、整个应用程序的结构描述文档、关键模块流程图、较详细的接口文档、所有源代码。对应用程序进行测试，对测试结果进行分析研究，进而对应用程序进行改进，对关键算法进行尽可能的优化，最终得到一个在windows运行的可以用指定密钥对任意文件进行RSA加密并可解密的完整应用程序，和一些相关的可移植组件。 (RSA algorithm analysis application, appraisal document RSA encryption algorithm application of the feasibility and significance. Practical design of a complete set of documents RSA encryption solution to achieve specific coding. RSA algorithm to study conventional RSA algorithm, using C to achieve RSA encryption algorithm library. and 32% Packaging windows platform components. In. Net platform invocation components can be achieved for arbitrary document RSA encryption operation Window applications. After an encrypted file and key documents are text documents. Class is the key category map, the entire application document describes the structure, the key modules flowchart, more detailed interface documentation, All source code. Application procedures for conducting tests on the test results)

自己写的域天加密狗VB使用小例子，32位的加密狗快速开发源代码(Write your own domain days dongle VB use a small example, 32 dongle rapid development of source code)

VB程序注册机范例，控件简单实用，采用流行且难以破解的算法加密机器码、序列号、注册码，能更好地保护您的软件(VB program RI example, the controls simple and practical, using the popular and difficult to machine code to crack the encryption algorithms, serial numbers, registration codes, can better protect your software)

文件系统过滤驱动程序的框架，对于做文件透明加密的朋友很有帮助()