GUI Interface for Firewall Rule Building in Linux.

Firewall Management Features

Supported Platforms

Firewall Builder makes firewall management easy by providing a drag-and-drop GUI application that can be used to configure Linux iptables, Cisco ASA and PIX, Cisco FWSM, Cisco router access lists, pf, ipfw and ipfilter for BSD, and HP ProCurve ACL firewalls.

A Real Secure OS ( Linux )

Corporate networks have been hammered in recent months with a slew of viruses and worms, nearly all of them focused on vulnerabilities in Microsoft Corp.'s software. IT managers running Linux may be breathing a sigh of relief that they're not getting hit, but are they really that much safer?
The answer is, yes and no. Or maybe the answer really is, for now.
Religious evangelists on both sides of the Windows vs. Linux aisle would argue to the death that their operating system is inherently safer. But what's really going on?