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here is code about aes code for u to understand what the aes is talking about-here is code about aes code for u to understand what the aes is talking about..........

本软件设计一共分为两个模块：打包加密模块和发行模块。Ø  打包加密模块：实现视频文件的打包加密，音频文件的打包，CPL文件生成，PKL文件生成和创建一个本地资产映射文件MAP.asmap(管理有关影片及密钥相关信息用于发行)。Ø  发行模块：读取MAP.asmap中内容，根据encrypt一项判断视频是否加密。若加密根据MAP.asmap中相关内容和要发行的机器证书文件生成KDM文件和ASSETMAP，若未加密则只生成ASSETMAP文件。

古典加密delphi源码，几种长用得加密算法，大学的时候学的！-Classical encryption delphi source, several long-used encryption algorithm, when the university to learn!

基于RSA的数字签名实现，用VC++模拟实现RSA数字签名过程。-RSA-based digital signature implementation, using VC++ simulation of the process of realization of RSA digital signature.

一篇数字水印方面的文章。-a digital watermark articles on the subject.

修正了原CMd5类的CaculateStr函数的严重错误，并且转到新的C++类库。此类已经经过验证，文件和字符串均能得到正确结果，支持Unicode（Unicode时不需要转换）-amendment of the original CMd5 CaculateStr function of the type of serious errors and to the new C Class. Such has been validated, documents, and the string to get the correct result, Unicode support (Unicode does not need conversion)

它加密txt文件和cpp文件，并且创建key在你的软盘上，你可以用这个key加密文件.rar-txt file encryption and cpp files and create key in your floppy disk, you can use this document encryption key. Rar

加密、安全、压缩处理，实例，有爱好者可以学习-Encryption, security, compression treatment, examples have lovers can learn

最常见的流密码RC4的visual c++实现。希望对大家有帮助。-RC4 cipher

对证书的基本操作，如读取证书DN，证书有效期等-Basic operation of the certificate, such as reading the certificate DN, the certificate is valid, etc.