facilitate free and simple BASE64 codec

2008 Congress on Image and Signal Processing 2008 Congress on Image and Signal Processing-Image Encryption Based on Chaotic Modulation of Wavelet Coefficients

RSA key generation, enjoy and remember me in your prayers -RSA key generation. enjoy and remember me in your prayers

Simple steganography program written in Python. The program writes and reads information to/from 24 bits bitmaps.

sha-1算法是目前常用的数字摘要算法，可以为任意长度的数据生成20字节的数字摘要，是数字签名的基础-sha-1 algorithm is commonly used in digital digest algorithm, for arbitrary length of 20 bytes of data generation digital summary is the basis of digital signatures

mdc加密算法-MDC encryption algorithm

小小的二级文件管理系统，应用了简单的加密，用它写日记，很好的。-small two-level file management system,apply the simple encryption,it s great to keep a diary with it .

资源描述使用SSL协议在传输层之上对信息进行加解密，源码为C语言，同时包含了针对各类主流嵌入式操作系统（uc/os-ii,freertos等）的接口，针对各类典型应用，比如TCPIP、DNS、DHCP、snmp都有一脉相承的源码，已成功在RX62N芯片上进行了移植测试。

这个例子描述了MD4碰撞，很有研究价值，大家可以仔细研究下-MD4碰撞

et框架由于拥有CLR提供的丰富库支持，只需很少的代码即可实现先前使用C等旧式语言很难实现的加密算法。本类实现一些常用机密算法，供参考。其中MD5算法返回Int的ToString字串。返回数字字母型结果的算法参见之前Blog文章-* This program is free software you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation either version 2, or (at your option) any * later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program if not, write to the Free Software Foundation, * Inc., 59 Temple Place- Suite 330, Boston, MA 02111-1307, USA.

MD5加密算法-MD5 encryption algorithm