This paper describes a security architecture designed to support role-based access control for distributed object systems in a large-scale, multi-organisational enterprise in whic...
We undertook a project to secure the distribution of medical information using Wax. This is a proprietary hypertext-based system used for information such as treatment protocols, d...
: Publish/Subscribe infrastructures have gained significant traction recently with several specifications such as the Java Message Service (JMS), WS-Eventing and WS-Notification. I...
Abstract. We introduce a calculus with mobile names, distributed principals and primitives for secure remote communication, without any reference to explicit cryptography. The calc...
Existing authorization mechanisms fail to provide powerful and robust tools for handling security at the scale necessary for today's Internet. These mechanisms are coming unde...