In this paper, a framework named SMARXO is proposed to address the security issues in multimedia applications by adopting RBAC (Role-Based Access Control), XML, and ObjectRelation...
Our society is increasingly moving towards richer forms of information exchange where mobility of processes and devices plays a prominent role. This tendency has prompted the acade...
An access control system is often viewed as a state transition system. Given a set of access control policies, a general safety requirement in such a system is to determine whethe...
We propose an efficient placement algorithm and per-disk prefetching method to effectively support interactive operations in the media server. Our placement policy is incorporate...
Conventional firewalls rely on topology restrictions and controlled network entry points to enforce traffic filtering. Furthermore, a firewall cannot filter traffic it does ...
Sotiris Ioannidis, Angelos D. Keromytis, Steven M....