【摘要】 为了加强大型分布式环境下访问控制的安全管理,分析了现有的安全访问控制缺陷,根据PMI权限管理机制的特点,建立了基于角色层次模型的多平台系统下的统一授权策略,提出了基于PMI的应用系统访问安全管理原则,并阐述了其在一类关键性业务系统中的应用。更多还原

【Abstract】 To enhance the security management of access control in big distributing environment,unified authorization policies in multi-platform system is proposed.With the analysis of the limitation in existing access security management,the advantages of adopting the PMI mechanism instead of application-embedded privilege management are particularized.The principles of access security management on application system based on PMI is put forward to design and implement.In accordance with the key thoughts,a practical system on realty is realized.更多还原