Top 3 Firewall and Perimeter Security Books

1. Personal Firewalls

Personal Firewalls is a very informative book. The information is presented in a format that most readers should be able to follow and understand. The discussion of the limitations and pitfalls in personal firewalls will help readers to understand that a firewall is not a magic bullet and that they still must be diligent about security even after they install one.

2. Intrusion Detection With Snort

Snort is an open source IDS which is just as powerful and popular as any commercial product. The big down side is that you don't have customer support to help you out and you have to teach yourself how to install, configure and maintain your IDS. This book can help you do that as well as helping you use other open source software to maxmize your productivity with Snort.

3. Know Your Enemy - 2nd Edition

This book discusses the theory of honeypots and purpose of The Honeynet Project. The book is not too techie and will provide you the knowledge and tools you need to set up your own honeypot if you choose. This book has tons of valuable information and good insight into the motives, tools and techniques of the Blackhat community. If you want to learn about honeypots- check this book out.