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...
Personal mobile devices are increasingly equipped with the capability to sense the physical world (through cameras, microphones, and accelerometers, for example) and the network w...
Cory Cornelius, Apu Kapadia, David Kotz, Daniel Pe...
Technological advances in the collection, storage and analysis of data have increased the ease with which businesses can make profitable use of information about individuals. Som...
Ram Gopal L., Robert S. Garfinkel, Manuel A. Nunez...
Over the past several years, the artifact-centric approach to workflow has emerged as a new paradigm of business process modelling. It provides a robust structure of workflow and s...
Many authorization system models include some notion of obligation. Little attention has been given to user obligations that depend on and affect authorizations. However, to be u...
Murillo Pontual, Omar Chowdhury, William H. Winsbo...