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ARESEC
2011
110views more  ARESEC 2011»
12 years 6 months ago
ACON: Activity-Centric Access Control for Social Computing
—With increasing amount of sensitive user data stored in social computing systems (SCSs) and lack of consensus on how it should be protected under meaningful control by the avera...
Jaehong Park, Ravi S. Sandhu, Yuan Cheng
CCS
2009
ACM
14 years 6 months ago
A conceptual framework for Group-Centric secure information sharing
In this paper, we propose a conceptual framework for developing a family of models for Group-Centric information sharing. The traditional approach to information sharing, characte...
Ram Krishnan, Ravi S. Sandhu, Jianwei Niu, William...
ICDE
2006
IEEE
144views Database» more  ICDE 2006»
14 years 2 days ago
E - A Generic Event Model for Event-Centric Multimedia Data Management in eChronicle Applications
eChronicle applications are inherently event-centric, enabling users to find and explore important events in an application domain and providing unified access to any media that...
Utz Westermann, Ramesh Jain
SACMAT
2009
ACM
14 years 16 days ago
Foundations for group-centric secure information sharing models
We develop the foundations for a theory of Group-Centric Secure Information Sharing (g-SIS), characterize a specific family of models in this arena and identify several direction...
Ram Krishnan, Ravi S. Sandhu, Jianwei Niu, William...
OZCHI
2006
ACM
13 years 12 months ago
Beyond security: implications for the future of federated digital identity management systems
Federated identity management is often viewed by corporations as a solution to support secure online commerce by synthesising complex and fragmented user information into a single...
Christine Satchell, Graeme G. Shanks, Steve Howard...