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Lecture Notes in Computer Science
Context-awareness is an important aspect of the dynamically changing environments and the relationship context information brings new benefits to the access control systems. Existing relationship-aware access control approaches are highly domain-specific and consider the expression of access control policies in terms of the relationship context information. However, these approaches are unable to dynamically capture the granularity levels and strengths of the relevant relationship. To this end,doi:10.1007/978-3-662-45563-0_15 fatcat:qbow6nc7n5f2vepwcpqnplvz34