文件存取权确认系统的数据编外管理设计法

A Design Method of Data Out-range Management for The File Access Right Affirming System

文件存取权确认系统一直是多用户计算机具有的一种有效的文件保护机制。本文提出磁盘数据编外管理法,在用此法为单用户计算机设计类似系统方面进行了尝试并取得满意结果。文中通过实例介绍一种具体实现方法。因为不用改动操作系统,实现容易,便于推广。

The file access right affirming system is an efficient file safeguarding sytem that multiuser compuers usually have. A method of disk data out-range management is proposed in this paper. An attempt of installing the similar system with this method for the single user computers is made and a satisfactory result is obtained. A specific realizing method is explaned through a real example. Because it needn' t modefy the operating system,this method can be easy realized and spread.