Floodgate-Packet Filter is an embedded firewall from Icon Labs that allows networked devices to control the packets they process. It protects against potentially malicious attacks by filtering packets ...

Building a firewall is something that easily can be done using a Linux machine. This article describes the basic steps involved in developing a firewall from scratch, using tools in Linux. It is ...

A software firewall is a standard tool for protecting computers from viruses and other malware. Some routers -- the device that carries packets of data between your network and the Internet -- offer ...