Client/Server环境下应用信息系统的安全性研究

摘要

With the extensive utilization of Client/Server and NIS,the information and function of application informatin system are becoming perfect,the number of user is increasing,so how to control the popedom of user is an important problem.In this paper,the authors bring up the control strategy based on the user's function popedom and encrpytion processing to the user's popedom information,and analyse the arithmetic of encrpytion processing.It proves that this project has simple structure and can be actualized expediently.So it can improve the securiy of data base system greatly.%通过在开发信息系统的实践上，提出了基于用户功能权限的控制策略，以及对用户权限信息的加密处理，并分析了相应的数据加密算法.