Eric Vyncke has a master’s degree in computer science engineering from the University of Liège in Belgium. He
worked as a research assistant in the same university before joining Network Research Belgium. At Network
Research 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 technical
consultant for security covering Europe. For 20 years, Eric’s area of expertise has been security from Layer 2 to
the application layer. He is also a guest professor at some Belgian universities for security seminars. Eric is also a
frequent speaker at security events (such as Networkers at Cisco Live and RSA Conference).
Christopher Paggen joined Cisco in 1996 where he has held various positions gravitating around LAN switching
and security technologies. Lately, he has been in charge of defining product requirements for the company’s current
and future high-end firewalls. Christopher holds several U.S. patents, one of which pertains to Dynamic ARP
Inspection (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.