Date: Sun, 30 Aug 1998 00:53:38 -0300 (ART) From: "Fernando P. Schapachnik" <fpscha@localhost.schapachnik.com.ar> To: jkb@best.com (Jan B. Koum) Cc: security@FreeBSD.ORG Subject: Re: Shell history (Was: Re: post breakin log) Message-ID: <199808300353.AAA02566@localhost.schapachnik.com.ar> In-Reply-To: <Pine.BSF.4.02A.9808281510000.17350-100000@shell6.ba.best.com> from "Jan B. Koum" at "Aug 28, 98 03:11:19 pm"
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En un mensaje anterior Jan B. Koum escribió: > > cat /dev/null > typescript What about chflaging typescript to append only? > > -- Yan > > www.best.com/~jkb/ Unix users of the world unite: > www.{free,open,net}bsd.org | www.linux.org | www.apache.org | www.perl.com > "Turn up the lights, I don't want to go home in the dark." > > On Fri, 28 Aug 1998, Zahemszky Gabor wrote: > > >> > >> This is assuming intruder will not try to change shell, turn off > >> history within the shell and is in general pretty clueless when it comes > >> to shell history. :) > >> A friend of mine came up with an idea to create a shell which > >> would log everything a user does.. not via shell history mechanism, but > >> rather ala watch(8). Everything user types would go into some files > >> somewhere. Then again, nothing ever came out of it. > > > >man script > > > >ZGabor at CoDe dot HU > > > >-- > >#!/bin/ksh > >Z='21N16I25C25E30, 40M30E33E25T15U!' ;IFS=' ABCDEFGHIJKLMNOPQRSTUVWXYZ ';set $Z ;for i { [[ $i = ? ]]&&print $i&&break;[[ $i = ??? ]]&&j=$i&&i=${i%?};typeset -i40 i=8#$i;print -n ${i#???};[[ "$j" = ??? ]]&&print -n "${j#??} "&&j=;typeset +i i;};IFS=' 0 123456789 ';set $Z;X=;for i { [[ $i = , ]]&&i=2;[[ $i = ?? ]]||typeset -l i;X="$X $i";typeset +l i;};print "$X" > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-security" in the body of the message > Fernando P. Schapachnik fpscha@schapachnik.com.ar To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message
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