Hui Chen
Abstract
On the basis of the authorization framework of Globus Toolkits 4,this paper presents an access control mechanism based on XACML and RBAC.It implements an extensible,cross-platform and fine-grained global access control in a dynamic,heterogeneous enterprise information grid system.
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On the basis of the authorization framework of Globus Toolkits 4,this paper presents an access control mechanism based on XACML and RBAC.It implements an extensible,cross-platform and fine-grained global access control in a dynamic,heterogeneous enterprise information grid system.
Key concepts: XACML, Role-based access control, Computer science, Access control, Grid, Authorization, Grid computing, Distributed computing