Re: Defeating nmap fingerprinting on OpenBSD

From: Jonas Eriksson (je@sekure.net)
Date: 04/14/03

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    Date: Mon, 14 Apr 2003 22:10:32 +0200 (CEST)
From: Jonas Eriksson <je@sekure.net>
To: per@same.net

    On Mon, 14 Apr 2003 per@same.net wrote:

    > Hi
    >
    > I wonder if anyone successfully have configured OpenBSD to defeat the nmap
    > os-fingerprinting option.
    >
    > I've tried using different option in pf, the OpenBSD packetfilter and by
    > using IPlog. Never made any success.There are several instructions based on
    > these techniques, but they don't seem to do the trick.

    See,

    http://voodoo.somoslopeor.com/papers/nmap.html
    http://www.usenix.org/publications/library/proceedings/sec2000/full_papers/smart/smart_html/index.html

    >
    > Best regards,
    >
    > Per Nilla
    >

    Regards,
    Jonas Eriksson 

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