New Riders Press · Sams Publishing
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Inside Network Perimeter Security | 978-0-672-32737-7 (0-672-32737-6) | 2005 | Stephen Northcutt · Lenny Zeltser · Karen Kent · Ronald W. Ritchey |
| 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 · Karen Frederick · Lenny Zeltser · Ronald W. Ritchey |