:NewsForge: Three Tools to Help You Configure iptables
NewsForge: Three Tools to Help You Configure iptables May 25, 2005, 13 :00 UTC (2 Talkback[s]) (8926 reads) (Other stories by Chris Lynch)
"Every user whose client connects to the Internet should configure his firewall immediately after installation. Some Linux distributions include firewall configuration as a part of installation, often offering a set of defaults configurations to choose from. However, to ensure that your machine presents the minimum 'attack surface' (a measure of the number of vulnerable ports, user accounts, and sockets exposed to attack) to the predatory inhabitants of the Internet, you may need to do some manual configuration of your firewall. Here are three tools that can help.
"The Linux kernel (version 2.4 onwards) contains a framework for packet filtering and firewalling using netfilter and iptables..."
