In this paper,after analysing and comparing currently often used security methods such as user identification,access control,software protection and data enciphering,a leveled security model are designed which according to the particular characteristics of MIS to presentively protect directories,program files and database files. In addition,We present some new ideas on ways to secure application system by me ans of passwords,multi-user access management,ways to solve the problem of data collision and deadlock under mult i- user environment and leveled use of database files.
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收稿日期: 1995-05-09
出版日期: 1995-12-25
通讯作者:
方正,钱湘香
作者简介: 方正,钱湘香
引用本文:
方正,钱湘香. 管理信息系统的数据安全性[J]. 现代图书情报技术, 1995, 11(6): 3-8.
Fang Zheng,Qian Xiangxiang. DATA SECURITY OF MANAGEMENT INFORMATION SYSTEM. New Technology of Library and Information Service, 1995, 11(6): 3-8.