nanog mailing list archives

Re: WANTED: ISPs with DDoS defense solutions


From: Paul Vixie <vixie () vix com>
Date: 31 Jul 2003 06:13:15 +0000


1) The OS/software/default settings for a lot of internet connected
machines are weak, making it easy to attack from multiple locations.

I´ll start looking for this to happen when Microsoft manages to release
an OS version which does not contain remote exploitable flaw before
the boxes hit the store self.

lots of late night pondering tonight.

the anti-nat anti-firewall pure-end-to-end crowd has always argued in
favour of "every host for itself" but in a world with a hundred million
unmanaged but reprogrammable devices is that really practical?

if *all* dsl and cablemodem plants firewalled inbound SYN packets and/or
only permitted inbound UDP in direct response to prior valid outbound UDP,
would rob really have seen a ~140Khost botnet this year?
-- 
Paul Vixie


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