In this series of articles, I'm showing how to build a transparent firewall using OpenWrt (Linux) running on an inexpensive Linksys WRT54GL wireless router. In Part I, I explained why firewalls are ...

With each passing year, hardware devices grow less dependent on proprietary components and more reliant on open source technologies. Network routers are among the main beneficiaries of this trend, ...

The Internet is a big, scary place, and so we must protect our small business networks with strong, reliable firewalls. Firewalls can range from a simple gadget that keeps bad data packets out of ...

So, I'm back with another problem. I've got my captive portal set up and hanging off my main network and I'd like to block access to ...