About the Authors
Gary Halleen is a security consulting systems engineer with Cisco. He has in-depth knowledge of security systems, remote access, and routing/switching technology. Gary is a CISSP and ISSAP and has been a technical editor for Cisco Press. Before working at Cisco, he wrote web-based software, owned an Internet service provider, worked in Information Technology at a college, and taught computer science courses. His diligence was responsible for the first successful computer crimes conviction in the state of Oregon. Gary is a regular speaker at security events, and he presents at Cisco Networkers conferences. He lives in Salem, Oregon, with his wife and children.
Greg Kellogg is the vice president of security solutions for Calence, ...
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