This looks interesting. It claims to be a firewall for the masses. A single-button black box with nothing more than input/output to worry about (and pressing the button at the right time, I suppose). I have not seen any reliable test/verification data yet…
http://www.stingrayinc.com/products.htm
Stingray Features:
- Hides IP address from intruders
- Intelligent packet filtration
- Full VPN pass-through
- No computer resource usage
- No configuration
- No maintenance
- No patches and upgrades required
- Works on any computer or OS