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The goal of WallFire is to build a very general and modular firewalling application based on netfilter or any kind of low-level framework. It will provide a multi-language API, command line and interactive tools as well as X11 or HTML front-ends.
The Knock Project is a collection of security tools providing increased client/server authentication. The server and its functionality is provided by the netfilter kernel interface. Included are the daemon, a GNU/Linux client and a Windows client.
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The doorman guards the door of a server, manipulating firewall rules to admit only recognized parties.
Allows Silent Running - a server with all ports CLOSED.
Linux-BSD-OSX server & client; Csource & docs + Windows client binary. GPL.
A python binding for the iptables tools.
The binding allows direction manipulation of the iptables through an object oriented and transaction based manner.
The binding removes the need to call iptable on the command line in python applications.
FireWise Utilities (FWU) is a suite of tools for dynamically generating firewall tables in either binary or script format for several operating systems. Features in dev: iptables, ip6tables, ipfw, pf, SHA2 bin hashing and LZO bin compression
Transproxy is used in conjunction with the FreeBSD (ipfw and ipnat) or Linux transparent proxy feature (ipfwadm, ipchains and iptables), to transparently proxy HTTP requests.
Simple-to-use, dynamic, rule-based firewall addition. Uses QUEUE/userspace to dynamically approve or drop packets based on custom rules. With frequency caching, friend/foe indication, loose IP matching, and customizable logging.
XSServer is a system, which is intented to be an easy way to configure dhcp, iptables and squid in order to make possible to have those working together at once, generating the needed config files for each.
The goal of FireStarter is to provide easy to use, yet powerful, graphical tools for setting up, administrating and monitoring firewalls for Linux machines.
Green Screen: A Linux based Advanced Syslog Server for Juniper NetScreen Firewalls - Can be expanded later to support other products. It can capture syslog messages, parse them, store them in a MySQL database. A Web GUI interface is also included.
A replacement firmware distribution for the 3com 3CRADSL72 a.k.a 3com wireless 11g (distributed by Ya.com) and its identical twin, the SMC7804WBRA, with an ucLinux kernel based system and associated system tools.
Protect your Server/Network against spammers.
fw_spam queries a DNS-based Spam Database to detect spam listed ip-addresses.
It is a userspace daemon, wich gets the packets from the iptables QUEUE target.
You can configure the dns server, the firewall
Development area for GNU/Linux 2.6.x for the KS8695 ARM SoC. Covers kernel patches, drivers for serial, Ethernet, PCI, GPIO, watchdog subsystems, and drivers for optional PCI based devices such as USB, WiFi, WiMAX, IPSec, SSL, and RSA devices.
Ghost Personal Firewall (formerly KerioKlone) aims to be a Windows 95/98/XP/2000 rule based firewall written in C/C++ with similar design and simplicity to but an improvement of Kerio Personal Firewall 2.15, a phased out closed source product.
SmartDog is anti-spam,intrution detection software for windows/linux. And, it contains many features that are all requried by a normal user to network administrator.
Visit to the home page for more clarity.
links2world Firewall is a simple tool writen in C, that helps you generate iptables rules for Linux 2.4.x and newer kernels. Very easy to configure, it is designed to run on hosts with one or more network interfaces.
Open Firewall is a way to agregate some good technologies to make a complete, robust and fast application level firewall. It will provide an open framework for developpers who wish to implement protocol filters.