这个是RSA密钥对生成器，使用RSA EURO

base64 算法，这是一个非常详细的编码和解码的过程-base64 algorithm, this is a very detailed process of encoding and decoding

经典的文档加密技术，简单高效

网络新手学习的好教程-Network novice to learn a good tutorial

数据库安全至关重要，尤其是Access数据库，由于其加密算法过于简单，使得Access单靠密码无法保证其安全，本代码通过改变数据库头文件实现对Acess数据库的加密。-Database security is crucial, especially the Access database, because of its too simple encryption algorithm, making Access a password alone can not guarantee their safety, the code by changing the header file database achieve Acess database encryption.

在WTL程序中使用MD5算法的一个实现例子。-WTL program in the MD5 algorithm using the example of an implementation.

用C写的两个安全算法DES和MD5 水平有限 大家多指教-C wrote two security MD5 and the DES algorithm is limited enlighten everyone

条形码编码算法，可以输出多种形式条码-barcode coding algorithm, can output multiple forms barcode

RSA算法的实验报告，有源码、流程图、时间复杂度分析等。-RSA algorithm experimental reports, source code, flowcharts, time complexity analysis.

welfare lottery 3D, projections, the software has shrunk. Is their half-year effort, delphi development, it is entirely possible commercialization of the software (value 10,000), Now it dedicated to the PUDN.com

一种国际上通用的加密算法―DES算法的原理-a common encryption algorithms-DES algorithm Principle