LAN Switch Security: What Hackers Know About Your Switches
 Eric Vynckehas a master’s degree in computer science engineering from the University of Liège in Belgium. Heworked as a research assistant in the same university before joining Network Research Belgium. At NetworkResearch Belgium, he was the head of R&D. He then joined Siemens as a project manager for security projects,including a proxy firewall. Since 1997, he has worked as a distinguished consulting engineer for Cisco as a technicalconsultant for security covering Europe. For 20 years, Eric’s area of expertise has been security from Layer 2 tothe application layer. He is also a guest professor at some Belgian universities for security seminars. Eric is also afrequent speaker at security events (such as Networkers at Cisco Live and RSA Conference).Christopher Paggenjoined Cisco in 1996 where he has held various positions gravitating around LAN switchingand security technologies. Lately, he has been in charge of defining product requirements for the company’s currentand future high-end firewalls. Christopher holds several U.S. patents, one of which pertains to Dynamic ARPInspection (DAI). As CCIE No. 2659, Christopher also owns a B.S. in computer science from HEMES (Belgium)and went on to study economics at UMH (Belgium) for two more years.