Building Linux and Openbsd Firewalls Author:Wes Sonnenreich, Tom Yates A step-by-step guide to bulding a commercial-grade firewall with open source software — Building Linux and OpenBSD Firewalls — It's now more important than ever before to protect your data and computers from people trying to hack into your network. Without the proper security, the wrong person can gain access to your system and read critical docum... more »ents, change data, delete items, and much worse. With this book, you'll quickly learn how to protect your network from such attacks as you build a Linux or OpenBSD firewall. From determining how much security you'll need to configuring the firewall and monitoring your system, authors Tom Yates and Wes Sonnenreich clearly guide you through all the necessary steps to improve your security. * Updates for the most recent releases of OpenBSD and Red Hat