Re: individual firewalls considered useless (Re: Send local mail - how?)
From: John Hasler (john_at_dhh.gt.org)
Date: Tue, 25 Jan 2005 17:10:26 -0600
> That doesn't make you invisible. If they don't get "destination
> unreachable" they know you are there.
Charles Sullivan writes:
> How would they know that if a ping of my IP elicits no response?
IF there is no computer at your IP they will get "destination unreachable"
from the upstream router.
> However a website could be set up to identify IPs of individuals whose
> interests might make them more likely to be vulnerable or to be more
> potentially profitable targets for a break-in attempt.
They could do that, but I doubt that they do. It's much easier to just
scan for vulnerable machines.
-- John Hasler email@example.com Dancing Horse Hill Elmwood, WI USA