Securing VoIP Networks: Threats, Vulnerabilities, and Countermeasures
Peter Thermosis CTO of Palindrome Technologies, which provides informationsecurity consulting services to government and commercial organizations.Peter started his career at Bellcore (now Telcordia) as a member of the technicalstaff and later as a principal technical expert on key information security andassurance tasks. He is a frequent speaker at conferences and industry forumsincluding the IEEE, MIS, IEC, ISACA, VON, and others. Peter is also knownfor his contributions to the security community for discovering softwarevulnerabilities, the release of SiVuS (The First VoIP Vulnerability Scanner)and the vopsecurity.org Forum. Peter holds a Masters Degree in ComputerScience from Columbia University where he is currently furthering hisgraduate studies. Ari Takanenis founder and CTO of Codenomicon. Since 1998, Ari hasfocused on information security issues in next-generation networks and securitycritical environments. He began at Oulu University Secure Programming Group(OUSPG) as a contributing member to PROTOS research that studied informationsecurity and reliability errors in WAP, SNMP, LDAP, and VoIP implementations.Ari and his company, Codenomicon Ltd. provide and commercialize automatedtools using a systematic approach to test a multitude of interfaces on mission-criticalsoftware, VoIP platforms, Internet-routing infrastructure, and 3G devices.Codenomicon and the University of Oulu aim to ensure new technologies areaccepted by the general public, by providing means of measuring and ensuringquality in networked software. Ari has been speaking at numerous security andtesting conferences on four continents and has been invited to speak at leadinguniversities and international corporations.