一本介绍密码学现代知识的学习资料，对于密码算法编程方面很有用。...

创建一个经过加密的软件系统信息文件，在软件启动时会校验这些信息，判断是授权用户在使用该软件。-create an encrypted document information system software, the software will start checking the information, and judgment is authorized users in the use of the software.

是我设计的在DSB中隐藏语音的例子. 用ELANIX公司的SYSTEMVIEW打开运行. 其掩护信号和隐藏信号输入输出端均需设置语音源文件,比如自己录制的声音.-I designed the DSB concealed voice example. ELANIX company with the SYSTEMVI EW open operation. their cover and concealment signal input and output signals required to set up voice source, For example, recording their voices.

本代码实现了维吉尼亚密码，维吉尼亚密码是基于简单的凯撒密码改进而来的多表替换密码，代码简单，供交流学习使用。

MD5加密算法源代码,个人感觉相当有学习的热的价值,希望大家共同学习,共同进步.-MD5 encryption algorithm source code, personal feeling quite hot the value of learning, I hope everyone learn together and seek common progress.

RSA的加密代码，含MFC界面，功能强大，可支持任意长度密钥。-RSA" s encryption code with MFC interface, powerful, can support an arbitrary length of the key.

在ECC椭圆曲线上的一种加密算法，是现在比较流行的一种非对称加密算法。-ECC Elliptic Curve in an encryption algorithm is more popular now a non-symmetric encryption algorithm.

一个用BCB写的壳！-with BCB was a shell!

加密解决算法，有兴趣的可以瞧瞧，不太清楚如何使用-encrpt

另一个使用java编写的加密通用算法包，含des,rsa,sha,md5,md4,md2,idea,blowfish等很多加密算法和密钥存储、签名等源码- Another uses the java compilation the encryption general algorithm package, contains des, rsa, sha, md5, md4, md2, idea, blowfish and so on the very many encryption algorithm and the key saves, source code and so on the signature