Towards the crossing and coupling permissions in tasks existed widely in many fields and considering the design of role view must rely on the activities of the tasks process,based on Role Based Accessing Control (RBAC...Towards the crossing and coupling permissions in tasks existed widely in many fields and considering the design of role view must rely on the activities of the tasks process,based on Role Based Accessing Control (RBAC) model,this paper put forward a Role Tree-Based Access Control (RTBAC) model. In addition,the model definition and its constraint formal description is also discussed in this paper. RTBAC model is able to realize the dynamic organizing,self-determination and convenience of the design of role view,and guarantee the least role permission when task separating in the mean time.展开更多
该文在讨论了当前应用系统在访问控制上所面临的问题、访问控制方面的技术背景之后,提出了一种改进的基于角色访问权限管理的扩展模型GTRBAC(Group and Temporal Role-based Access Control Model),该模型不仅增强了RBAC部门管理的能力...该文在讨论了当前应用系统在访问控制上所面临的问题、访问控制方面的技术背景之后,提出了一种改进的基于角色访问权限管理的扩展模型GTRBAC(Group and Temporal Role-based Access Control Model),该模型不仅增强了RBAC部门管理的能力,而且增加了对工作时序要求的支持。展开更多
基金Knowledge Innovation Project and Intelligent Infor mation Service and Support Project of the Shanghai Education Commission, China
文摘Towards the crossing and coupling permissions in tasks existed widely in many fields and considering the design of role view must rely on the activities of the tasks process,based on Role Based Accessing Control (RBAC) model,this paper put forward a Role Tree-Based Access Control (RTBAC) model. In addition,the model definition and its constraint formal description is also discussed in this paper. RTBAC model is able to realize the dynamic organizing,self-determination and convenience of the design of role view,and guarantee the least role permission when task separating in the mean time.
文摘该文在讨论了当前应用系统在访问控制上所面临的问题、访问控制方面的技术背景之后,提出了一种改进的基于角色访问权限管理的扩展模型GTRBAC(Group and Temporal Role-based Access Control Model),该模型不仅增强了RBAC部门管理的能力,而且增加了对工作时序要求的支持。
