des的变形算法，很有用的

利用汇编语言实现DES加密算法-using assembly language to achieve DES encryption 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.

这个小软件通过在可执行文件(.exe)的尾部添加一个新节(Section)，并且修改PE的入口地址，使可执行文件在运行时，跳出一个输入密码的对话框，从而实现了简单的加密。-small software in executable files (. Exe) to the tail adding a new section (Section), and amend the PE import addresses, so that the executable file is run, jump out of a password dialog box, thus achieving a simple encryption.

Des加密的实现-Des achieve encryption

各种反分析软件的手法,包括(反Dede,反单步跟踪,反SoftICE,Ollydbg,反静态分析,以及程序自身的CRC32效验等,对于初学者有很大的帮助.-Analysis of various anti-software approach, including the (Anti-Dede, anti-single-step tracking, anti-SoftICE, Ollydbg, anti-static analysis, as well as procedures for their own well-tested, such as CRC32, for beginners and has a great help.

用ASP实现基于数据库的网页加密-ASP web-based database encryption

md5算法的实现，C语言源码。自己写的。共享了-md5 algorithm, C language source

des加密算法具体实现，自己长期使用的，使用时引入即可-des encryption algorithm to realize their long-term use, can be used to introduce

测试对字符串的MD4。运行环境：vs2008 （注意选择“多字符”编译）-Testing of the string MD4. Operating environment: vs2008 (attention to the selection " multi-character" compilation)

CRC编码verilog代码，用于实现crc编码功能-CRC coding Verilog code for CRC encoding capabilities to achieve