OStatic

Securepoint Security Suite is a complete firewall, content filter, spam filter, authentication and VPN software system with an OS based on a secure Li...

p0f is a versatile passive OS fingerprinting and masquerade detection utility, to be used for evidence or information gathering on servers, firewal...

FireHOL is a stateful iptables packet filtering firewall configurator. It is abstracted, extensible, easy and powerful. It can handle any kind of fire...

BASE is the Basic Analysis and Security Engine. It is based on the code from the Analysis Console for Intrusion Databases (ACID) project. This applica...

The IP Masquerade HOWTO is the document that contains instructions on understanding, configuring, and troubleshooting NAT or Network Address Translati...

IPTables log analyzer displays Linux 2.4 iptables logs (rejected, accepted, and masqueraded packets) in a nice HTML page. The reports it produces a...

BlockSSHD protects computers from SSH brute force attacks by dynamically blocking IP addresses by adding iptables rules.

pptp proxy forwards a PPTP VPN connection through a Linux firewall.

Firegate Server is a self-managing server operating system designed for small and mid-sized businesses. It securely connects offices to the Internet a...

DAXFi is a Python package that helps configure several different kinds of firewalls in a consistent way. The rules are described in XML. It comes with...