Firewalls are one of the fastest growing tools in the field of information security.
However, a firewall is only as secure as the operating system it resides upon. This article will take a step by step look at how you can best armor your NT box in preparation for a firewall. These steps can apply to any situation, however I will be using Checkpoint Firewall 1 on NT 4.0 as an example. Since this is your firewall, you cannot trust any previous installations. You want to start clean, where you can guarantee the system integrity.