The per-method access control lists of standard middleware technologies allow only simple forms of access control to be expressed and enforced. Research systems based on capabilit...
Abstract. Pervasive computing creates possibilities for presenting highly personalised information about the people, places and things in a building. One of the challenges for such...
It is envisaged that the application of the multilevel security (MLS) scheme will enhance exibility and e ectiveness of authorization policies in shared enterprise databases and w...
d on Dung’s [4] abstract argumentation system • arguments: trees of chained defeasible inferences • aim: determine the status of a query given a belief base • incorporation...
Agents that must reach agreements with other agents need to reason about how their preferences, judgments, and beliefs might be aggregated with those of others by the social choic...