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HOWTO/FAQs > Firewalls
General Resources
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Resources Hits
A Linux firewall primer
This article looks at some of the decision considerations in selecting a Linux-based firewall, including both considerations specific to firewall technology and general considerations about understanding Linux-based and open source options.
2099
Firewall Piercing mini-HOWTO
Directions for using ppp over ssh, telnet or whatever, so as to do achieve transparent network connection accross a firewall.
1022
Linux Firewalls: Packet Filtering
This article explains the general frame of reference for what network communication is, how network-based services are identified, what a packet is, and the types of messages and information sent between computers on a network.
1459
Adaptive Linux Firewalls
The objective of this document is to demonstrate how to harden iptables in real-time.
1169
Firewall and Proxy Server HOWTO
This document is designed to describe the basics of firewall systems and give you some detail on setting up both a filtering and proxy firewall on a Linux based system.
1321
The Perfect Linux Firewall Part I -- IPCop
This document describes how to install the GNU/Linux GPL IPCop firewall and create a small home office network.
2026
Linux Firewalls
This article describes different types of Linux firewalls: packet-filtering, ipchains, stateful, and layered.
1589
Easy Firewall Generator for IPTables
This program generates an iptables firewall script for use with the 2.4 or later linux kernel. It is intended for use on a single system connected to the Internet or a gateway system for a private, internal network.
1285
Introduction to Troubleshooting Linux Firewalls
The importance of a firewall to your security plan cannot be stressed enough, but what happens when your firewall fails? Find out in this introduction to firewall troubleshooting.
2752
Egress filtering for a healthier Internet.
Security is not just protecting yourself from others, you must protect others from yourself. Creating Egress filters helps prevent your machines from making unwanted outbond connections from crackers, worms, or unsavory software.
1848
    
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