NOTE: Steve Gibson recommends ZoneAlarm (which he says is "not quite ready
for prime time" but almost) and it's free.
This morning on ZDNet, they're touting ZoneAlarm also:
From: Dan Vines [mailto:dan(--nospam--at)willettengineering.com]
Sent: Tuesday, February 22, 2000 8:33 AM
Subject: RE: Comp: Networking the Intelligent Home
A firewall, either hardware or software such as BlackIce Defender or Norton
Internet Security, is ABSOULTELY ESSENTIAL (can't provide enough emphasis)
for those with a DSL or cable modem connection.
There are also a few "friendly" internet sites out there that will test your
machine for vulnerabilities. The best, IMHO, is Steve Gibson's "Shields
UP" at http://grc.com