采用CAST

一个通过控制系统时间来达到限制软件使用期限的算法程序-A system by controlling the time limit is reached, the software algorithm program using the term

MD5算法完整源码与调用方法-MD5 algorithm source code integrity and call methods

This program encodes and decodes a character using the Vigenere Square method

对音频信号分帧加窗,对每帧进行三阶小波变换,取其逼近系数平均值(一般为零).在此嵌入二值图像 并有对潜入水印信号进行盲检,恢复其嵌入水印-Sub-frame of the audio signal increases the Hamming window for each frame impletment third-order wavelet transform, whichever is close to the average coefficient (usually zero). according to this embedding binary image and resume its embedded watermark from the watermark signal by the Blind detection

c++的MD5类，简单好用，只需要包含进去，就能方便使用-c++ the MD5 class, easy-to-use, only need to include, we can facilitate the use of

文件加密压缩解压缩系统-file encryption compression decompression system

本程序代码为列队型码，希望对你有一定的帮助，仅供参考！-This procedure code for the line-up code, I hope you have some help, for reference purposes only!

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)

基于DES加密算法-A algorithm base on DES

对JPEG2000图像的小波系数的最高两位平面用随机数进行加密-JPEG2000 images of wavelet coefficients with the highest two-plane random number encrypted