—We suggest a method of controlling the access to a secure database via quorum systems. A quorum system is a collection of sets (quorums) every two of which have a nonempty inter...
This paper presents an aspect-oriented approach to access control in mobile agent systems, where a multipoint security check mechanism visualizes the services of a host as individ...
In both the commercial and defense sectors a compelling need is emerging for highly dynamic, yet risk optimized, sharing of information across traditional organizational boundarie...