DES算法原理及实现,实现了3DES和DES的程序过程，支持8 16 24位密钥...

产生随机加密字符串,可用于产品的标识及权限控制等功能的实现上-randomly generated string encryption can be used for product identification and access control functions in the realization

vb写的rsa加密算法-vb wrote rsa encryption algorithm

有关椭圆曲线数字签名的书籍，是密码学的一个重要分支-a digital of signature base on ecc

自己做的一个数据加密的程序，程序简单，可以直接使用的。-Their own to do a data encryption procedures, the procedures simple, can be directly used.

我写的利用IDEA算法的加密程序，并含文件切割和合并功能。-I write using IDEA algorithm encryption procedures, and documents containing cutting and consolidation functions.

des演示算法c＋＋实现-des algorithm demonstration implemented by C++

MD5Win-MD5文本密码生成-MD5Win-MD5 text password generation

本书真实系统地介绍了密码学及该领域全面的参考文献。 全书共分四个部分，首先定义了密码学的多个术语，介绍了密码学的发展及背景，描述了密码学从简单到复杂的各种协议，详细讨论了密码技术，并在此基础上列举了如DES、IDEA、RSA、DSA等10多个算法以及多个应用实例，并提供了算法的源代代码清单。 全书内容广博权威，具有极大的实用价值。自出版以来，得到业内专家的高度赞誉，是致力于密码学研究的专业及非专业人员一本难得的好书。-This book introduces the real system and the field of cryptography comprehensive references. Book is divided into four parts, first of all define the term more than cryptography, introduced the development of cryptography and background, describes cryptography from the simple to the complex variety of the agreement, a detailed discussion of cryptographic techniques, and on this basis cited, such as DES, IDEA, RSA, DSA algorithm, as well as more than 10 examples of multiple applications and provides the algorithm source code on behalf of the list. Broad authority of the contents of the book, has great practical value. Self-publishing has been highly praised the industry experts, is dedicated to the study of cryptography professional and non-professional a rare book.

S盒的线性逼近表的运算,可在程序里面修改数值,这是一本密码学的书籍上的题目的运算程序-S-box linear approximation table calculations, which can be modified numerical procedure, which is a cryptography book on the topic of computing procedures

MD5简单版的杂凑函数；使用C++语言编写-MD5 Hash Function