util

This is a document of an IEEE paper titled "A Universal Denoising Framework with a New Impulse Detector and Nonlocal Means"

DES加密类，可以自定义key，可以更改IP置换表-DES encryption type, you can customize the key, you can change the IP permutation table

DSA算法的Pascal实现和例子。实现了签名和确认-DSA algorithm Pascal realization and example. Realized has signed and confirmed

Xor对称加密 调用模块里的函数即可-Xor called symmetric encryption module"s function can be

CRC在软件加密中的应用_1.rar 不知道这里有没，传个看看(CRC in software encryption application _1.rar do not know if there are not, pass a look)

用des加密算法的改进算法-des encryption algorithm using the improved algorithm

rda加密源代码-The source code of RSA encryption algorithm

base64加密 -base64 encrypted base64 encryption

ALGORITHMES UNIFIES DE COMMANDE POLYNOMIALE AUTO-AJUSTABLE PAR PLACEMENT DES POLES

基于回声隐藏的信息隐藏算法，是一种音频信号的水印技术，包括隐藏信息的嵌入和提取，以及对于噪声，MP3压缩，滤波，重采样和延迟攻击的模拟。(Based on echo hiding information hiding algorithm, is an audio signal watermarking techniques, including embedding and extracting hidden information, as well as for noise, MP3 compression, filtering, resampling and delay attack simulation.)