In this paper we propose an access control model for use by a trusted middleware infrastructure, which is part of an architecture that supports the operation of Location Based Serv...
I report briefly on some of my own work in each of these areas and elucidate some of the questions that this research has raised. Then I propose as a research agenda the developme...
Abstract-- Sharing data among collaborators in widely distributed systems remains a challenge due to limitations with existing methods for defining groups across administrative dom...
Attribute Based Messaging (ABM) enables message senders to dynamically create a list of recipients based on their attributes as inferred from an enterprise database. Such targeted...
Rakeshbabu Bobba, Omid Fatemieh, Fariba Khan, Carl...
In this paper we want to share our experiences with implementing a scheme that enforces role based access control in a distributed, heterogeneous computing environment. This work ...