| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Inside Network Perimeter Security: The Definitive Guide to Firewalls, VPNs, Routers, and Intrusion Detection Systems | 978-0-7357-1232-4 (0-7357-1232-8) | 2002 | Stephen Northcutt · Scott Winters · Lenny Zeltser · Ronald W. Ritchey |
| Intrusion Signatures and Analysis | 978-0-7357-1063-4 (0-7357-1063-5) | 2001 | Matt Fearnow · Stephen Northcutt · Mark Cooper |
Karen and Frederick Geswein · Karen Fairweather · Karen Fredrick · Karen Fredricks · Karen Friedrichsen · Karin Friedrich