BASE64译码

不错的希尔代码，希尔是一种经典的加密算法，加密可以通过一线形变换，脱密再做依次逆变换。密钥就是变换矩阵本身。-good code Hill, Hill is a classic encryption algorithms, encryption can transform line shape, followed again from close inverse transform. Key is the transformation matrix itself.

目前企业面临的计算环境和过去有很大的变化，许多数据资源能够依靠网络来远程存取，而且越来越多的通讯依赖于公共网络公共网络（如 Internet），而这些环境并不保证实体间的安全通信，数据在传输过程可能被其它人读取或篡改。-currently facing the enterprise computing environment and past a great change, many data resources to be able to rely on remote network access, and more and more dependent on public communications networks public networks (such as the Internet), which environment is not a guarantee of the security entities communications, data transmission possible by other people read or tampered with.

小巧快速的加密文本文件的工具，采用RC4算法，支持256个字符长度的密码，-compact rapid text file encryption tool, using RC4 algorithm, support 256 characters in length of the password,

古典加密算法，vc实现 该软件实现了目前安全性较高的rsa加密算法 来自黑基。-Classical encryption algorithm, vc realize the software realize the current high security encryption algorithm rsa from the black base.

大整数运算的实现-large integer arithmetic Implementation

一个小的网页加密器-a small website encoder

CPU序列号和MAC地址获取函数,适用广泛-CPU serial number and MAC address access function, the application of broad

DES与RSA算法的解析与推演。不是单纯理论的讲解，带着一些应用的角度让对密码学有兴趣的人能很容易理解略显深奥的密码算法。-DES and RSA algorithms with analytic deduction. Not purely theoretical explanations, with the perspective of some applications of cryptography to allow those who are interested can easily understand the slightly esoteric cipher.

frey map混沌随机序列的MATLAB产生源程序-frey map chaotic random sequences generated source MATLAB -frey map chaotic random sequence of MATLAB generated source-frey map chaotic random sequences generated source MATLAB

ITU SS7 AIF message format and codes part 1