一个基于背包公钥系统的能实现加密功能的小程序。

用来脱被upx加过壳的文件,包括被upxfix等修改过的文件,适用于几乎所有版本(不过特低的好像有些问题:( ) 欢迎指正!msn:phoenix8088@hotmail.com-UPX from being used to shell the documents have been added, including such upxfix revised document, applicable to almost all versions (particularly low, however it seems there are some problems: () please correct me! Msn: phoenix8088@hotmail.com

ElGamal算法-ElGamal algorithm

这是密码学的一个常用算法rifndael算法，unix环境下的，对于学习密码学很有帮助啊。-This is a cryptographic algorithm used rifndael algorithm, unix environment. learning cryptography helpful ah.

CRC5循环校验法代码生成，数据校验，数据纠错等功能函数代码-Check Act cycle CRC5 code generation, data checking, data error correction code such as function

从一个随机文件读取256字节数据形成数据区DArea，再应用洗牌法所给的方法生成0~255的一个全排列DTab。试分别写出"求DArea中全部数据经 （1）以DTab为S-盒； （2）以DTab为P置换 -from a random file read 256 byte data area DArea form data, re-shuffling in law application to the formation of 0 ~ 255 DTab a full array. Try to write were "seeking DArea by which all data (1) DTab S-boxes; (2) DTab replacement for the P

windows的加密api源码-windows encryption api source code

RSA的小程序，源码产生随机素数调用方法：N.GetPrime(bits)返回值：N被赋值为一个bits位（0x100000000进制长度）的素数-RSA small program source random-number call methods : N. GetPrime (bits) Returns : N has been assigned a bits- (0x100000000 band length) of prime numbers

这是一个使用MD5算法对字符串进行加密的小程序-MD5 algorithm used to encrypt string of small programs

UPXShell--源代码 （ASM版本的，及其高效精妙）-UPXShell- source code (ASM version, and its efficient exquisite) [

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