Article View: comp.security.misc
Article #150Re: unhappy about overloading finger
From: George Michaelson
Date: Wed, 22 Jul 1992 05:02
Date: Wed, 22 Jul 1992 05:02
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2580 bytes
dank@blacks.jpl.nasa.gov (Dan Kegel) writes:
>OK, I'd like the next version of Horton to be socially correct ;-)
>Would it suffice to send a mail message to postmaster@foo, with an offer to
>exclude foo from polling, before beginning to gather information from foo?
Yes, I think that would be fine. Apart from anything else, it probably alerts
fellow sysops to the local interest, and might do some 'conciousness raising'
as well. Gosh... not only socially correct but politically correct as well.
what a warm fuzzy glow.
-George
One idea which I have implemented on a box here, but which might impact
on horton if deployed widely, is to replace fingerd by a paranoid shell
script as follows:
(this came from Randall Atkinson, who I hope will excuse me for posting
in news an instance of his e-mailed suggestion)
#!/bin/sh
trap "exit 0;" 0 1 2 13 15
#
# the text isn't real, but gives a feel for the idea
#
/bin/cat << burflydick
This host does not directly support finger.
If you require further information about our
services, or have a problem to discuss please
contact:
postmaster@xx.xx.xx.xx
Tel: zz zzz zzzz
Fax: yy yyy yyyy
burflydick
#
# small pause for anyone who moves their lips when they read
#
sleep 2
#
exit 0
#
This provides minimal onward assistance so in the case of dire emergency
somebody can proceed. I put it onto the box which is doing our mailhub and
newshub work, which I particularly didn't want to be blasted by random
finger requests.
The problem with this approach is that said boxen will also usually look
like the appropriate place to finger if you're doing some heuristics on
mail and news addresses or routing.
-George
--
George Michaelson
G.Michaelson@cc.uq.oz.au The Prentice Centre | There's no market for
University of Queensland | hippos in Philadelphia
Phone: +61 7 365 4079 QLD Australia 4072 | -Bertold Brecht
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Newsgroups: comp.security.misc Path: arc1-ca.pugleaf.net!sparky!uunet!munnari.oz.au!bunyip.cc.uq.oz.au!brolga!ggm From: ggm@brolga.cc.uq.oz.au (George Michaelson) Subject: Re: unhappy about overloading finger Message-ID: <ggm.711781326@brolga> Sender: news@bunyip.cc.uq.oz.au (USENET News System) Organization: Prentice Centre, University of Queensland References: <ggm.711690458@brolga> <dank.711741463@blacks.jpl.nasa.gov> <ggm.711762904@brolga> <dank.711764645@blacks.jpl.nasa.gov> Date: Wed, 22 Jul 1992 05:02:06 GMT Lines: 62