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roll your own linux firewall
over the years i have learned how to roll my own firewall script and call it from my firewall is only input based, instead of input and output based, all that necessary if you use good download practices on your linux server.
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ppc linux firewall?
but not smart enough to protect his windows install behind a firewall. he asked a firewall specific distro that with ppc support without much luck. so, i'd suggest avoiding linux in favor of openbsd and using the pfw package
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fwknop-1.0 released: strongly authenticate to your closed linux
single packet authorization (spa) is basically port knocking on steroids, and fwknop is the best supported and feature-rich implementation available today. i never worry about zero-day vulnerabilities in my ssh daemon while i'm running
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how to open a port on linux using iptables linux firewall is a pita
/sbin/iptables -l [root@s-sakai-1 etc]# vi /etc/sysconfig/iptables # chuck ports -a rh-firewall-1-input -m state --state new -m tcp -p tcp --dport 8090 -j accept -a rh-firewall-1-input -m state --state new -m tcp -p tcp --dport 8092 -j
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Other Software The gFTP client is multi-threaded, allowing
Note Note that Xchat cannot connect to an IRC server through a firewall, at the current time. Instant Messaging Instant messaging is fast emerging as the latest Internet application to connect people together.
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designing a linux firewall with iptables
while browsing the popular website digg this weekend i came across a post titled roll your own firewall which led to an article on nuxified.org. several of the comments posted on digg pointed out how the author of the article liked to
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how to test your linux-distro firewall
how to test your linux-distro firewall. recently, i wrote an article about how to scan your linux-distro for root kits. now that the machine is clean. i think, a good thing to do is to test my firewall.
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how to: install a firewall in ubuntu linux
in this “how to” i will show you how to install a firewall in ubuntu linux. i’ve chosen firestarter because it’s the easiest firewall to setup in ubuntu linux
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firewall fixed
there have been reports that the firewall does not work in 2.12beta. i found the problem, it is the way that the linux-firewall script works, /etc/rc.d/rc.firewall. only some of the required modules get fetched from the "zdrv" file,
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pocket firewall router
comp.os.linux.security: pocket firewall router

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IPCop Firewall
A secure Linux distribution managed through a web-interface. It turns an old PC into a firewall and VPN gateway. Features an Intrusion Detection System.
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Projectfiles Firewall
Security resource and firewall software for Linux systems. Essays on security, forum, news and software support. (Bash) [Linux]
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Firestarter Linux Firewall
A graphical interfaced Open Source firewall for Linux.
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netfilter/iptables project homepage - The netfilter.org project
Netfilter and iptables are building blocks of a framework inside the Linux 2.4.x and 2.6.x kernel that enables packet filtering, network addresss [and port]
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Linux Firewall ad opera d'arte Linux Firewalling Linux Firewall ad
Esempi di configurazioni di un firewall Linux con iptables LINK: SecurityFocus: IPTables Linux firewall with packet string-matching support

netfilter/iptables project homepage - The netfilter.org project
Netfilter and iptables are building blocks of a framework inside the Linux 2.4.x and 2.6.x kernel that enables packet filtering, network addresss [and port]
Linux Firewall ad opera d'arte Linux Firewalling Linux Firewall ad
Esempi di configurazioni di un firewall Linux con iptables LINK: SecurityFocus: IPTables Linux firewall with packet string-matching support
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LinuxGuruz Netfilter IPTABLES Firewall Page
Linux Netfilter IPTABLES firewall page. Projectfiles.com Linux Firewall, http://projectfiles.com/firewall/ Linux Firewall and NAT for DSL
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Firewall Handbuch für LINUX 2.0 und 2.2
Das Handbuch beschreibt detailliert den Aufbau von Linux Firewalls mit ipfwadm, ipchains und der SF Firewall. Zusätzlich eine Einführung zum Thema Firewall
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The Perfect Linux Firewall Part I -- IPCop | HowtoForge - Linux
and am happy to see it getting some coverage and exposure because it is a great GNU/Linux firewall. Everyone should check it out http://www.ipcop.org
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Corso - Linux Firewall con Iptables
Corso - Linux Firewall con Iptables. Corso intensivo e pratico su Linux usato in infrastrutture di rete eterogenee con funzioni di firewall e router.
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IPCop Linux Firewall | Tom's Networking
Tom's Networking Guide provides networking news, reviews and technology analysis for SOHOs (small office/home offices), SMBs (small and medium businesses)
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Quick HOWTO : Ch14 : Linux Firewalls Using iptables - Linux Home
If a Linux firewall is also your interface to the Internet and you want to host a Web site on one of the NAT protected home servers, then you will have to