digital calender lock diagram and its describtion.a clear abstract on it

目前企业面临的计算环境和过去有很大的变化，许多数据资源能够依靠网络来远程存取，而且越来越多的通讯依赖于公共网络公共网络（如 Internet），而这些环境并不保证实体间的安全通信，数据在传输过程可能被其它人读取或篡改。-currently facing the enterprise computing environment and past a great change, many data resources to be able to rely on remote network access, and more and more dependent on public communications networks public networks (such as the Internet), which environment is not a guarantee of the security entities communications, data transmission possible by other people read or tampered with.

含有常用的一些加密标准算法实现- Includes the commonly used some encryption standard algorithms to realize

用java编写的素数生成程序，运行速度快，最大可以分析１０位的十进制数-used in the preparation of several generating program, run faster, the greatest can be analyzed 10 metric few

这是一个加密文件的程序，-This is a document encryption procedures,

Base 64 加解码程序-The program of BASE 64 encryption and decryption

RSA演示代码，运行环境VC++6.0，研究RSA的可以-RSA demo code, runtime environment VC++ 6.0, Research RSA can

这是一个好用的MD5的C++类；这个类可以加在控制台 程序中也可用在MFC中， 并且提供了详细的错误处理 函数，是一个安全的类。例程是一个MD5的MFC程序， 支持字符串和文件两种输入-This is an easy to use the MD5 of the C++ category this category can be added to the console program can also be used in the MFC and to provide a detailed error handling function, is a type of security. MD5 is a routine procedure of MFC, and documentation to support two types of input string

TTrialSoftware LITE时间限制的共享软件控件。(源代码，需注册）价格：$120。工作在：CB5 D5。作者：Martin。-Time-bound TTrialSoftware LITE-sharing software control. (Source code, to be registered) Price: $ 120. Working in: CB5 D5. Author: Martin.

使用C编写的DES, DESX, DES3(三层DES) 的加密算法, 本程序演示如何在Delphi中进行调用C编写的算法 DES 密匙长度 8 DESX 密匙长度 16 DES3 密匙长度 24 (加密强度高了很多)-prepared by the use of C DES, DESX, DES3 (triple DES) encryption algorithm, this program shows how the Delphi C called for the preparation of the DES algorithm key length 8 DESX key length of 16 key length DES3 24 (encryption a lot higher intensity)

C++实现的椭圆曲线算法。已经写成一个库文件只要调用就行了-C++ Realized elliptic curve algorithm. Has been written in a library file as long as the call on the list