一种安全系统平台的研究和设计  

Research and Design of A Secure System Platform

作　　者：刘勇[1] 胡南军[1] 訾小超[1] 谢俊元[1] 

机构地区：[1]南京大学计算机科学与技术系,南京210093

出　　处：《计算机工程与应用》2002年第2期81-82,192,共3页Computer Engineering and Applications

基　　金：国家863高技术研究发展计划"基于Linux的安全操作系统"(编号:863-306-ZD12-14-3)

摘　　要：安全需求的多样化和复杂化使得越来越多的安全策略在上层应用中实现,如何保证上层实现的安全策略得到真正实施成为安全操作系统的基本要求。文章在分析可信系统最新发展和当前系统安全需求的基础上,对操作系统支持上层安全机制的安全特性进行重点研究,并提出了通过进行代码授权和资源保护来构建具有这种特性的安全系统平台的设计方案。Presently,more and more security policies have been implemented in application layer.Therefore,how to en-sure that they can work properly is one of the primary demands of secure operating system.Based on the analysis of the latest development of trusted system and the security requirements in current systems ,the paper researches into the security properties of operating system to support the security mechanism of the applications,and brings up a scheme of the system platform with this kind of security properties by code authorization and resource protection.

关 键 词：安全操作系统 安全系统平台 可信计算基 安全策略 可信授权程序 

分 类 号：TP316[自动化与计算机技术—计算机软件与理论]