Hmm. I'm running Vista and using their inbuilt firewall.
My router also has a hardware firewall.
And that's it.
Touch wood, I ain't suffered a nasty for a couple of years now and before that, at least two more years.
And the last nasty was caused by visiting sites that, seriously, aren't really recommended from a security point of view
So, sometimes I think the results of some of these protective programs may be just a tad exagerated.
Maybe