Bryan Burns is the technical editor and general project leader of this book. He is the Chief Security Architect for Juniper Networks with more than a decade of experience in the security networking field and with numerous posts at leading network security companies. All other contributors are security engineers and researchers working at Juniper Networks in various posts both in the security network lab and in the field.

Dave Killion (NSCA, NSCP) is a senior security research engineer with Juniper Networks, Inc. Formerly with the U.S. Army's Information Operations Task Force as an Information Warfare Specialist, he currently researches, develops, and releases signatures for the NetScreen Deep Inspection and Intrusion Detection and Prevention platforms. Dave has also presented at several security conventions including DefCon and ToorCon, with a proof-of-concept network monitoring evasion device in affiliation with several local security interest groups that he helped form. Dave lives south of Silicon Valley with his wife Dawn and two children, Rebecca and Justin.

Nicolas Beauchesne is a network security engineer specializing in network penetration. He has worked with Juniper Networks for the past two years.

Eric Moret is originally from France and lives with his wife and two children in the San Francisco Bay Area. He obtained his Masters degree in Computer Sciences in 1997. He currently works at Juniper Networks where he manages a team dedicated to testing and releasing network protocol decoders for security appliance products. In addition to writing he enjoys traveling the world, photography and, depending on the season, snow boarding the Sierra Nevada or scuba diving Mexican caves.

Julien Sobrier is a network security engineer at Zscaler. He works on the web security in the cloud. He was previously working for Juniper Networks. His experience was on the Intrusion Detection and Preventions systems. He is also the creator of http://safe.mn/, a URL shortener focused on security.

Michael Lynn is a network security engineer at Juniper Networks. He has worked there for the past two years.

Eric Markham is a security engineer. He has been with Juniper Networks for the past five years.

Chris Iezzoni has been a security researcher and signature developer with Juniper's security team for several years.

Philippe Biondi is a research engineer at EADS Innovation Works. He works in the IT security lab, and is the creator of many programs like Scapy or ShellForge.

Jennifer Stisa Granick is the Civil Liberties Director at the Electronic Frontier Foundation. Before EFF, Granick was a Lecturer in Law and Executive Director of the Center for Internet and Society at Stanford Law School where she taught Cyberlaw and Computer Crime Law. She practices in the full spectrum of Internet law issues including computer crime and security, national security, constitutional rights, and electronic surveillance, areas in which her expertise is recognized nationally.

Before teaching at Stanford, Jennifer spent almost a decade practicing criminal defense law in California. She was selected by Information Security magazine in 2003 as one of 20 "Women of Vision" in the computer security field. She earned her law degree from University of California, Hastings College of the Law and her undergraduate degree from the New College of the University of South Florida.

Steve Manzuik has more than 13 thirteen years of experience in the information technology and security industry. Steve founded and was the technical lead for Entrench Technologies. Prior to Entrench, Mr. Manzuik was a manager in Ernst & Young's Security & Technology Solutions practice. Steve co-authored Hack Proofing Your Network, Second Edition (Syngress, 1928994709).

Paul Guersch is a security technical writer and one of the developmental editors of Security Power Tools (O'Reilly). He has been with Juniper Networks for a year and a half.