Peter Thermos discussed threats and attacks that are applicable to enterprise and carrier VoIP networks at VoN Spring 2008 . The session provided effective countermeasures to consider when deploying VoIP networks.

Details on various attacks and vulnerabilities from field experience were presented in order to demonstrate the associated risk that an organization may be exposed to. The session also outlined technical mechanisms to deter attacks and provided approaches to managing security in VoIP networks cost effectively.