Date: Mon, 28 Jul 1997 20:36:27 -0400 From: "Gary Palmer" <gpalmer@FreeBSD.ORG> To: Brian Buchanan <brian@thought.res.cmu.edu> Cc: "Nicole H." <nicole@mediacity.com>, security@FreeBSD.ORG Subject: Re: Detecting sniffers (was: Re: security hole in FreeBSD) Message-ID: <8208.870136587@orion.webspan.net> In-Reply-To: Your message of "Mon, 28 Jul 1997 19:06:47 EDT." <Pine.BSF.3.96.970728190019.26892A-100000@thought.res.cmu.edu>
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Brian Buchanan wrote in message ID <Pine.BSF.3.96.970728190019.26892A-100000@thought.res.cmu.edu>: > I was wondering the same thing when I read a clause prohibiting the use of > network cards in promiscuous mode in the CMU network use policy. I asked > some computer security people I knew about this and their response was > that it is not possible to detect if a network card is in promiscious mode > unless you have access to the machine it's in - i.e., that you can look at > ifconfig on that machine. That only works if ifconfig has not been altered to hide the flag. Gary -- Gary Palmer FreeBSD Core Team Member FreeBSD: Turning PC's into workstations. See http://www.FreeBSD.ORG/ for info
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