s26

检测CRC编码 看CRC编码在传输后是否有错误 有变动 (Detection CRC codes to see whether the CRC coding errors in the transmission there is a change)

公钥密码基础设施应用技术体系 密码设备应用接口规范 做系统安全性的参考文档。(Application of public key cryptography infrastructure equipment application technology system password security system interface specifications make reference to the document.)

自己动手写加壳程序，按照文档一步一步来，做你自己的加壳程序！(Packers to write himself, according to the document step by step, do your own packers!)

文件加密器,实现对文件加密,用来学习的代码(File encryption, encrypting files, the code used to study)

PHP5.2 5.3 5.4等 zend加密代码解密(PHP5.2 5.3 5.4 Zend encryption code decryption)

这只是标准DES算法的例子,必须在WINDOWS环境下编译.(This is just the standard DES algorithm, which must be compiled in the WINDOWS environment.)

1、 所有密钥的装载与导出都采用密文方式； 2、 密钥管理系统采用3DES加密算法，采用根密钥生成系统、主密钥生成系统、初始化卡生成系统、密钥注入系统四级管理体制； 3、 在充分保证密钥安全的基础上，支持IC卡密钥的生成、注入、导出、备份、更新、服务等功能，实现密钥的安全管理； (1, the loading and export all keys are in cipher text 2, the key management system uses the 3DES encryption algorithm, using the root key generation system, the master key generation system, initialize the card generation system, key injection system four management systems 3, the key to ensure full security, based on the support of the IC card key generation, injection, export, backup, update, and service functions to achieve key security management )

带MD5摘要计算的登录程序,实现部分功能模块和部分界面(MD5 Abstract calculated with log procedures)

奇迹C1 C2 C3 C4协议加密与解密(MU C1 C2 C3 C4 encrypt and decrypt)

基于双缓冲过滤驱动的透明加密系统研究与实现(Based on double buffer transparent encryption system filter driver and Implementation Research)