The richness of today’s electronic communications mirrors physical world: activities such as shopping, business and scientific collaboration are conducted online. Current intera...
We present a discretionary access control framework that can be used to control a principal’s ability to link information from two or more audit records and compromise a user’...
XACML is being increasingly adopted in large enterprise systems for specifying access control policies. However, the efficient analysis and integration of multiple policies in suc...
A VoIP PBX supports flexible call handling functionality for selective forwarding, cost based outward call routing, recording calls etc. Both users and administrators need a flexi...
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...