纠错编码算法，使用白

它也可以用来解除Adobe Acrobat PDF文件密码的工具，它可以帮助解决加密PDF无法编辑和复制/打印的问题，支持所有版本的Acrobat加密(包含7.x)，也支持128位加密。 -It also can be used to lift the Adobe Acrobat PDF files password tool, it can help to solve encrypted PDF can not edit and copy/print the questions, and support all versions of Acrobat encryption (including 7.x), also supports 128-bit encryption.

3DES encryption utility

MD5算法的java实现-The implement of MD5 algorithm for JAVA

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)

用于加密的java源代码，包括加密源代码脚本，加密保护页脚本等等。-for encrypted java source code, including encryption source code scripting, encryption protection and so on the script pages.

apach加密模块 -Apach encryption component

图象的检测，模板匹配 命令行编译过程如下 vcvars32 rc bmp.rc cl detect.c bmp.res user32.lib gdi32.lib 注意事项： 运行时，文件c: est.bmp必须存在

有多种加密算法，如：字节取反、循环异或、码变换法、CSED、D3DES。-There are a variety of encryption algorithms, such as: anti-byte check, recycling XOR, code transformation, CSED, D3DES.

Sun公司Dream项目，DVB CAS系统-Sun Company Dream Project, DVB CAS system

CRC循环冗余检测，CRC32的一个检测实例-CRC cyclic redundancy test, CRC32 instance of a test