Delegation is a mechanism that allows a user A to act on another user B's behalf by making B's access rights available to A. It is well recognized as an important mechani...
There is currently a strong focus worldwide on the potential of large-scale Electronic Health Record systems to cut costs and improve patient outcomes through increased efficiency....
Coordination and access control are related issues in open distributed agent systems, being both concerned with governing interaction between agents and resources. In particular, w...
Marco Cremonini, Andrea Omicini, Franco Zambonelli
Abstract. Most current object-based distributed systems support access control lists for access control. However, it is difficult to determine which principal information to use fo...
We present and analyze portable access control mechanisms for large data repositories, in that the customized access policies are stored on a portable device (e.g., a smart card). ...