Catherine Paquet is a practitioner in the field of internetworking, network security, and security financials. She has authored or contributed to eight books thus far with Cisco Press. Catherine has in-depth knowledge of security systems, remote access, and routing technology. She is a Cisco Certified Security Professional (CCSP) and a Cisco Certified Network Professional (CCNP). Catherine is also a certified Cisco instructor with Cisco’s largest training partner, Global Knowledge, Inc. She also works on IT security projects for different organizations on a part-time basis. Following her university graduation from the Collège Militaire Royal de St-Jean (Canada), she worked as a system analyst, LAN manager, MAN manager, and eventually as a WAN manager. In 1994, she received a master’s degree in business administration (MBA) with a specialty in management information systems (MIS) from York University. Recently, she has been presenting a seminar on behalf of Cisco Systems (Emerging Markets) on the topic of the business case for network security in 22 countries. In 2002 and 2003, Catherine volunteered with the U.N. mission in Kabul, Afghanistan, to train Afghan public servants in the area of networking. Catherine lives in Toronto with her husband. They have two children, who are both attending university.