DES加密C代码带执行程序

URL编码 如“exit”编码为“％65％78％69％74”-URL encoding, such as

一个文件加密的例子-Example of a file encryption

DES算法实现程序,可用于DOS、WINDOWS、UNIX、LINUX等各平台。-DES algorithm procedures can be used DOS, Windows, UNIX and LINUX as the platform.

c++实现密钥为4的凯撒密码加密，其中支持明文的大小写-c++ achieve key for Caesar 4 password encryption, which supports the explicit case

3重DES算法是加密标准的过渡算法，现阶段在各个加密领域仍有较广泛的应用，本文件用c语言实现了3重DES的加密算法，包含了加解密过程的所有算法，对学习信息安全的人员有较好的参考价值！

在原作者Jim Gillogly代码的基础上修改优化，并实现C++改写。实现了DES加密。当然，密钥可在源文件中修改，或提供修改的接口函数。-the originator Jim Gillogly code revision on the basis of optimization, and to achieve C rewritten. Implementation of DES encryption. Of course, the key in the source documents changes, or amendments to provide the interface function.

一个加密的算法。-An encryption algorithm.

Vigenere 体制 本程序使用dev c++开发实现，希望对大家有用.-Vigenere institutional procedures for the use of the dev c achieve development, we hope that the right useful.

这是一个加密程序，可对字符串进行加密，字符串和密钥的内容和长度可以设置。-This is an encryption program that encrypt the string, string and key content and length can be set.

Tutorial for Vb .Net for Encryption/Decryption of data