我写的一个基于MD5算法的一个简单的注册程序，实现很多程序上使用的注册认证机制...

孙子定理及求模求逆算法-grandchildren theorem and inverse model for Algorithm

vb写的DES源码，复制到Visual Basic 6.0 中即可使用。-vb source code written by DES, copy to the Visual Basic 6.0, can be used.

这个是基于混沌的AES加密算法-Chaos AES encryption algorithm

VC++实现文件加密功能的源代码，这只是一个简单的例子，如果你感兴趣可以更加深入的研究一下。-VC file encryption function in the source code, this is just a simple example, if you are interested more in-depth study.

数字电视中的加密-Encryption of digital TV

转载，软件注册案例-reproduced, software registration case

密码编码学――加密方法的C与C++实现-cryptographers-- encryption methods of achieving C and C

NAME: gmfsk VERSION: 0.6 RELEASE: 1 SUMMARY: Gnome MFSK, RTTY, THROB, PSK31, MT63 and HELLSCHREIBER terminal DISTRIBUTION: OH2BNS VENDOR: OH2BNS LICENSE: GPL PACKAGER: Tomi Manninen GROUP: Applications/Communications OS: linux ARCH: i386 SOURCE RPM: gmfsk-0.6-1.src.rpm DESCRIPTION: gMFSK is a terminal program for MFSK, RTTY, THROB, PSK31, MT63 and HELLSCHREIBER. -NAME: gmfsk VERSION: 0.6 RELEASE: 1 SUMMARY: Gnome MFSK, RTTY, THROB, PSK31, MT63 and HELLSCHREIBER terminal DISTRIBUTION: OH2BNS VENDOR: OH2BNS LICENSE: GPL PACKAGER: Tomi Manninen GROUP: Applications/Communications OS: linux ARCH: i386 SOURCE RPM: gmfsk-0.6-1.src.rpm DESCRIPTION: gMFSK is a terminal program for MFSK, RTTY, THROB, PSK31, MT63 and HELLSCHREIBER.

大数运算库miracl。有了miracl这样的函数库，你可以直接调用函数，来实现你要的公钥密码学的某个功能。-Treasury computing large numbers miracl. With miracl this library, you can directly call the function, to realize that you ask for a public-key cryptography functions.

Converst a bit array into a single byte and vice versa