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 ...

If you think your wireless router is only good enough to dish out IP addresses to connected devices around your house, you need to infuse new life into it with the OpenWRT firmware. Just as you can ...

Open source DD-WRT or OpenWrt firmware can breathe new life -- and advanced features -- into your old wired or wireless router With each passing year, hardware devices grow less dependent on ...

OpenWrt’s wireless drivers allow such configurations. Port knocking. A sly way to enable external access through a firewall, port knocking isn’t widely used as a regular security measure, but OpenWrt ...

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, ...