A security model of services computing is presented in this paper. Main idea and advantages of trust domain based security model are analyzed.
本文给出了服务计算的安全模型，分析了这种应用逻辑与安全策略分离的基于信任域的安全模型的主要思想和优点。
There exist multiple administrative domain problems based on RBAC in grid computing, the paper gives the RBAC standard extension in grid and sets up access control model in grid.
在网格计算中访问控制存在着多个管理域r BAC问题，给出了网格中的标准RBAC扩展，并以此建立了的网格访问控制模型。
Domain knowledge, semantic integration method and proof combination method are applied in the model. Expression and computing methods of uncertain degree are proposed for every phase.
该模型运用领域知识、语义集成方法和证据组合方法处理模式集成各个阶段的不确定性，并给出了各阶段不确定度的表示和计算方法。
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