In defining large, complex access control policies, one would like to compose sub-policies, perhaps authored by different organizations, into a single global policy. Existing po...
This paper focuses on the problem of how to allow sharing of copyrighted content between a set of authorised devices and preventing unauthoried copying of content to other devices...
Publishing personal content on the web is gaining increased popularity with dramatic growth in social networking websites, and availability of cheap personal domain names and host...
Business Processes for Web Services are the new paradigm for the lightweight integration of business from different enterprises. Whereas the security and access control policies ...
Distributed denial of service (DDoS) has long been an open security problem of the Internet. Most proposed solutions require the upgrade of routers across the Internet, which is e...