[2325] in bugtraq

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Re: denial of service attack possible

daemon@ATHENA.MIT.EDU (Neil Readwin)
Wed Nov 1 13:12:49 1995

Date:         Mon, 30 Oct 1995 19:54:18 +0000
Reply-To: Bugtraq List <BUGTRAQ@CRIMELAB.COM>
From: Neil Readwin <nreadwin@LONDON.MICROGNOSIS.COM>
X-To:         BUGTRAQ@CRIMELAB.COM
To: Multiple recipients of list BUGTRAQ <BUGTRAQ@CRIMELAB.COM>
In-Reply-To:  <199510272019.NAA27175@statler.csc.calpoly.edu> from "Nathan
              Lawson" at Oct 27, 95 01:19:02 pm

Nathan Lawson writes:
> [...] limiting the number of requests from one machine.

This is probably not very useful as a defence against deliberate DOS
attacks since the attacker can randomize the source address. This has the
added benefit of overloading your named with all the reverse lookups :-)
--
 nreadwin@micrognosis.co.uk       Phone: +1 908 855 1221 x519
 Anything is a cause for sorrow that my mind or body has made

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