• Armoring Solaris: II - 20 July, 2002
This article is a continuation of the Armoring Solaris paper. This article focuses on securily building a minimized Solaris 8 64-bit system specifically for CheckPoint FireWall-1 NG.
• Intrusion Detection for Check Point FireWall-1 - 22 December, 2001
How to implement intrusion detection for Checkpoint Firewall 1. Also included is a downloadble script that does all IDS functionality for you, for both Firewall-1 ver 4.1 and the latest, FW-1 NG (Next Generation). Please give this page a minute to download, I used several images for the page, totaling 225K. Thanks!
• Understanding the FireWall-1 State Table - 29 November, 2000
Stateful inspection is one of FW-1's claim to fame. This whitepaper covers how it works, and how stateful it really is. Included is a PERL script that helps you read and understand your own FW-1 state table. This paper is a work in progress.
• Building Your Firewall Rulebase - 26 January, 2000
Misconfigured firewalls are one of the biggest risks security admins face. This paper describes in a step-by-step fasion how to build a secure firewall rulebase.
• Auditing Your Firewall Setup - 12 December, 2000
How to audit your firewall setup. The purpose of this paper is to help you verify your firewall is correctly implemented and behaves as you expect it.

Author's bio
Lance Spitzner enjoys learning by blowing up his Unix systems at home. Before this, he was in the Army where he blew up things of a different nature. You can reach him at lance@honeynet.org