So the souece code of postgresql - a kind of free software dbms and its security capability are analyzed firstly , and then based on the carefully analyzing of tcsec & tdi ' s requirements and present mls dbms ' s architecture , technical scheme to retrofit postgresql to a b1 - level mls dbms is given , which including security subsystem and audit subsystem . then some revellent machanism and policy about security label and mac are discueesd 本文分析可信任计算机系统评价准则和可信数据库系统解释的具体要求,对linux环境下的免费数据库系统postgresql的源代码和各种功能进行了初步分析,确定了基于postgresql的b1级安全数据库系统的技术选择及系统结构,提出了安全子系统、审计子系统的总体设计方案,并对设计方案中的安全标示和强制访问控制的相关机制和处理策略进行了分析及论述。
计算机系统: computing system; computer s ...评价: appraise; evaluate; assess; ...可信计算机系统评价标准: tcsec; trusted computer system evaluation criteria可信计算机系统评价准则: tcsec人机系统评价: evaluation of man-machine system可信计算机系统评估标准: trusted computer system evaluation criteria可信计算机系统评估准则: tcsec计算机辅助系统评价: case computer aided systems evaluation; computer aided system evaluation; computer-aided system evaluation计算机系统性能评价: performance evaluation of computer systems可信任计算机系统评量基准: tcsec trusted computer system evaluation criteria计算计系统评价: computer system evaluation计算机系统: computing system; computer system单计算机系统: single-computer system多计算机系统: multiple computer system双计算机系统: dual computer system; duplex computer system; duplexed computer system微计算机系统: microcomputer system主计算机系统: mainframe computer system; master computer system系统评价: system assessment; system evaluation; system weighting; systematic review sr系统评价法: method of systematic assessment系统评定;系统评价: system evaluation测量系统评价: l measurement systems evaluation分时系统评价: time-sharing system evaluation人不系统评价: evaluation of manmachine system容错系统评价: fault-tolerant system evaluation专家系统评价: evaluation of expert system