The use of OpenSSL to achieve file encryption

md5加密程序 C++ This a class which encapsulates a set-md5 encrypted C This is a class which encapsulates a set

des算法实现源码-des algorithm realization source code

An ethernet bridge / VPN program for windows-An ethernet bridge/VPN program for windows

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.

算术运算实现字母的替换。凯撒加密就是一种单字母替换法：通过用户给出密钥将字母加上密码变成密文-Arithmetic operations to achieve the replacement of letters. Caesar encryption is the replacement of a single-letter law: the user is given the letter key will be encrypted into a ciphertext

Base64组件的应用-Base64 application components

Here is static lib based on PPMD var E by Dmitri Shkarin, compiled with Visual Studio 6

this visual basic source code,perhaps usefull 4 you

常用的密码算法，如RSA，MD2，MD5等，还包括简单的例程，很久以前写着玩的-commonly used cryptographic algorithms, such as RSA, MD2, MD5, also includes a simple routine, a long time ago wrote a play

DEC加密算法，信息安全类别，可以实现VC窗口验证的脚本。64位的明文输入块变为64位64位数据块按位重新组合，并把输出分为R0两部分，每部分各长