Web Application Firewall

O'Reilly Media

Building Internet Firewalls (O'Reilly Ser.)      

Wiley

Web Application Defender's Cookbook: Battling Hackers and Protecting Users (English Edition)

Macmillan Technical Publishing

Cisco ASA: All-in-One Firewall, IPS, and VPN Adaptive Security Appliance

Packt Publishing

OPNsense Beginner to Professional: Protect networks and build next-generation firewalls easily with OPNsense (English Edition)

Feisty Duck

ModSecurity Handbook, Second Edition: The Complete Guide to the Popular Open Source Web Application Firewall

Our Knowledge Publishing

Facilitating Access Deep - Support App for Navigating the Deep: Application and Tutorial for accessing the Deep Web

Self-Hosting Handbook: Deploy your own web applications and services on a VPS or home server – an intro for indie developers (English Edition)

Web Application Firewall: Securing Your Digital Frontier (English Edition)

VDM Verlag

Web Application Firewalls: Applied Web application security

Independently published

Navigating the Sophos Firewall Interface and Control Center 2025-2026: A Complete Administrator’s Guide to Navigating, Customizing, and Managing Sophos Firewall with Clarity and Confidence