Many emergent security threats which did not exist in the traditional telephony network are introduced in SIP VoIP services. To provide high-level security assurance to SIP VoIP s...
An undeniable mobile billing system allows a mobile network service provider to bill its subscribers with trustworthy evidences. Chen, Jan and Chen proposed such a billing system b...
Abstract. Due to the large size and complex structure of modern networks, firewall policies can contain several thousand rules. The size and complexity of these policies require au...
This paper describes a cooperative overlay network that provides anonymous communication services for participating users. The Anonymizing Peer-to-Peer Proxy (AP3) system provides...
Alan Mislove, Gaurav Oberoi, Ansley Post, Charles ...
When packet filtering is used as a security mechanism, different routers may need to cooperate to enforce the desired security policy. It is difficult to ensure that they will d...