Dhia Mahjoub is the Principal Engineer of OpenDNS Research Labs (now part of Cisco) with more than 10 years of technology research experience in network protocols, graph theory, sensor networks, and security. He builds large scale threat detection systems, leads research projects, and provides expert advice on strategic directions. Dhia holds a PhD in Computer Science from Southern Methodist University with a specialty in graph theory applied on Wireless Sensor Networks. He has presented at conferences worldwide including APWG eCrime, Botconf, Black Hat, Defcon, Virus Bulletin, ShmooCon, Kaspersky SAS, Infosecurity Europe, BruCon, Hack.lu, FloCon, and RSA.