Access control is central to security in computer systems. Over the years, there have been many efforts to explain and to improve access control, sometimes with logical ideas and t...
Abstract—In distributed environments, access control decisions depend on statements of multiple agents rather than only one central trusted party. However, existing policy langua...
This panel discusses specific challenges in the usability of access control technologies and new opportunities for research. The questions vary from “Why nobody, even experts, ...
Konstantin Beznosov, Philip Inglesant, Jorge Lobo,...
Abstract The protection of customer privacy is a fundamental issue in today's corporate marketing strategies. Not surprisingly, many research efforts have proposed new privacy...
In healthcare, role-based access control systems are often extended with exception mechanisms to ensure access to needed informationeven when the needs don’t followthe expected ...