Caesar

快速去除PDF密码设置，不用安装，直接使用-Quick removal of PDF password settings, do not need to install, direct use

说明：  信息安全相关，经典加密算法A5，通过编译(Information security-related, classic encryption algorithm A5, through compiler)

比较流行的md5的加密方法!-more popular encryption methods md5!

RSA的类的源代码，Visual C++ 6.0实现。该算法（不是指代码）虽然有诸多缺点，但目前应用广泛。该代码的思路清晰，容易学习掌握。-RSA class

ntstrsafe lib and csq.lib

base64加密算法源代码，比如现在的qq采样双层加密，其中外层加密就采用此算法-base64 encryption algorithm source code, such as the current two-tier encryption qq sampling, in which outer layer of encryption on the use of this algorithm

打包文件，VB源码，还好，值得学习和使用.-Packing paper, VB source, Fortunately, it is worth learning and use.

哈希数据编码解码实现（Hash） 需安全openssl等安全证书-Hash data codec implementation (Hash) need to secure safety certificate openssl, etc.

说明：  以两个简单的logistic映射构造一个双混沌互扰系统,提出了基于双混沌互扰系统的图像加密算法.(An image encryption algorithm is proposed with inter-perturbations of dual chaotic systems constructed based on two simple logistic mapping. )

a visual basic agai-a visual basic againnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn