实现md5的算法。 实现md5的算法。

File Encryption Utility（使用Blowfish算法给文件加密的完整程序）VC 源代码-File Encryption Utility (using Blowfish encryption algorithm to document the integrity of procedures) VC source code

这是一个完整的数字签名过程，包括密钥的分发管理，摘要的提取，在eclipse上测试成功。

MD5加密算法vc实现-MD5 encryption algorithm to achieve vc

一个非常好用而且实用的非对称加密算法，里面有实例，完整的源码。-a very handy and practical non-symmetric encryption algorithm, there are examples, complete source code.

这本书包括了密码学和水印学竞争在内的各方面技术，这本书的内容覆盖知识范围广博，书中还有经过整理的代码，源代码等。-This book includes the study of cryptography and watermarking competition, including all aspects of technology, the content of this book cover a broad range of knowledge, the book also after finishing the code, source code and so on.

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 of the License, 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.-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 of the License, 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.

密码学学习的C语言函数库――Miracl库。对密码学学习很有帮助-Cryptography to learn C language library- Miracl library. Very helpful for learning cryptography

零数据加密算法（数据加密算法，DEA）是对称加密算法，可能是最广泛使用的密钥系统，特别是在金融数据的安全性，最初开发的DEA是嵌入在硬件中。一般情况下，ATM（自动取款机，ATM）使用DEA。它出自IBM的研究工作，IBM有它的专利数年，但1983年以后已经过期，在公共范围，允许在特定条件和使用情况下免除专利使用费。 1997年正式通过了美国政府。DES原来的思路可以参考一下二战中德国的Enigma机，大约相同的基本思想。传统的密码加密都是由古代的观念，从循环移位，谜机器是基于扩散模糊。但原则的本质是相同的。现代DES在二进制级别做着同样的事：替代模糊，增加了分析的难度

文件验证，利用MD5算法做文件的HASH，得到统一结果判断文件内容的一致性-File Hash

RSA算法介绍-RSA algorithm introduced