vc++ md5类工程，有完整的VC源码，可成功编译

crypt-1.17 libtom库 文件加解密库，内有test工程源码，对那些尚对加密解密领域有很大的帮助！-crypt-1.17 libtom library file encryption and decryption libraries, within the test project source code, for those still on the field of encryption and decryption of great help!

提供加密的c/s 聊天程序。用到对称加密算法和非对称加密算法，实现客户服务器的安全聊天-Provide encrypted c/s chat program. Using symmetric encryption algorithms and asymmetric encryption algorithms, to achieve the security of client-server chat

这是一个好用的MD5的C++类；这个类可以加在控制台 程序中也可用在MFC中， 并且提供了详细的错误处理 函数，是一个安全的类。例程是一个MD5的MFC程序， 支持字符串和文件两种输入。-This is an easy to use the MD5 of the C++ Category this category can be added to the console program can also be used in MFC, and it provides a detailed error handling function, is a safe type. MD5 is a routine procedure of MFC to support the two input strings and documents.

基于unix下的RSA加密实例分析-under the RSA encryption Case Analysis

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.

素数生成算法，用于生成公共密钥，CA分配公共密钥。-prime number generation algorithm used to generate the public key, CA public key distribution.

关于Diamond算法的一个小程序-Diamond algorithm on a small program

矛与盾之争（二）——CRC原则部分

des数据加密标准算法描述-des data encryption standard algorithm description

用VC++实现数字图象迭代混沌加密方法-with VC digital image iterative method Chaotic Encryption