Linux firewall distribution geared towards home and SOHO users.
The IPCop Firewall is a Linux firewall distribution. It is geared towards home and SOHO users. The IPCop web-interface is very user-friendly and makes usage easy.
Anti Spam SMTP Gateway
[antispam] MailCleaner is an anti-spam / anti-virus filter SMTP gateway with user and admin web interfaces, quarantine, multi-domains, multi-templates, multi-languages. Using Bayes, RBLs, Spamassassin, MailScanner, ClamAV. Based on Debian. Enterprise ready. MailCleaner is an anti spam gateway installed between your mail infrastructure and the Internet. It includes a complete GNU/Linux OS and a graphical web interface for user and administrative access. It comes in the form of virtual machine templates.. - fully compatible with any SMTP mail server (Exchange, Zimbra,...) You can install now MailCleaner within the following virtual environments: qcow2 (KVM, Proxmox, OpenStack, Xen) vhd (Hyper-V, VirtualPC) vmdk (VMware ESXi, Workstation, VMware Fusion) ova (VM Standard, supported by most hypervisor) Dedicate a server to MailCleaner, and you will have a working professional mail filter in less than an hour.
IPv4 & IPv6 Firewall Manager with traffic shaping and Ncurses GUI
Vuurmuur is a powerful firewall manager for Linux/iptables. Vuurmuur supports traffic shaping and live monitoring. It has an easy to learn configuration that allows both simple and complex configurations, and can be fully configured through the Ncurses GUI. Vuurmuur supports NAT, Port Forwarding and has experimental IPv6 support.
GTCop Professional Security Appliance aims to provide a powerful tool for satellite communications, with enhanced QoS and bandwidth controls. As derived from IPCop Firewall, it is a stable, secure, easy to configure and maintain GNU/Linux firewall box.
HLBR is an IPS (Intrusion Prevention System) that can filter packets in the OSI layer 2. Detection of malicious traffic is done by rules. It can even be used as bridge to honeypots. The HLBR is a firewall element and can use regular expressions. Warning: this project was discontinued and should not be used in production networks. There are several bugs.
Iptables Firewall GUI for Gnome, making firewalls Easy