Policy rules define what behavior is desired in a softwarebased system, they do not describe the corresponding action and event sequences that actually “produce” desired (“...
Social Network Systems pioneer a paradigm of access control that is distinct from traditional approaches to access control. Gates coined the term Relationship-Based Access Control...
Abstract-- Securely managing shared information in distributed environments across multiple organisations is a challenge. Distributed information management systems must be able to...
Martijn Warnier, Frances M. T. Brazier, Anja Oskam...
Crime on the Internet has become a formidable challenge for university information technology and student judicial systems. The nature of university computing requires a relativel...
We introduce the notion of resiliency policies in the context of access control systems. Such policies require an access control system to be resilient to the absence of users. An...