Data is often encumbered by restrictions on the ways in which it may be used. These restrictions on usage may be determined by statute, by contract, by custom, or by common decenc...
Chris Hanson, Tim Berners-Lee, Lalana Kagal, Geral...
The richness of today’s electronic communications mirrors physical world: activities such as shopping, business and scientific collaboration are conducted online. Current intera...
Recent efforts in the area of Web policy languages show concerns on how to better represent both context and rules of a domain to deal with large number of resources and users. In...
Nima Kaviani, Dragan Gasevic, Marek Hatala, Gerd W...
Obligation Policies specify management actions that must be performed when a particular kind of event occurs and certain conditions are satisfied. Large scale distributed systems...
In many Grid services deployments, the clients and servers reside in different administrative domains. Hence, there is a requirement both to discover each other’s authorization ...
Ionut Constandache, Daniel Olmedilla, Frank Sieben...