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From: Jan-Benedict Glaw <jbglaw@lug-owl.de>
To: linux-c-programming@vger.kernel.org
Subject: Re: offtopic
Date: Wed, 25 Jun 2003 22:43:13 +0200	[thread overview]
Message-ID: <20030625204313.GM29233@lug-owl.de> (raw)
In-Reply-To: <Pine.LNX.4.44.0306251354300.16254-100000@ns.isi.ulatina.ac.cr>

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On Wed, 2003-06-25 13:56:17 -0600, Fabio Miranda Hamburger <fabmirha@ns.isi.ulatina.ac.cr>
wrote in message <Pine.LNX.4.44.0306251354300.16254-100000@ns.isi.ulatina.ac.cr>:
> Hi, I am curious if It's possible to code in C, a small user keylloger.
> For exmaple, a unprivileged user log on a machine and the "user kelogger"
> start and all key are logged including those typed on getpass() functions.
> (ej: passwd) and remote connections with telnet and ssh.

No need to do programming. Simlpy strace user's shell (and any spawned
processes) and look I/O to file descriptors 0 and 1.

MfG, JBG

-- 
   Jan-Benedict Glaw       jbglaw@lug-owl.de    . +49-172-7608481
   "Eine Freie Meinung in  einem Freien Kopf    | Gegen Zensur | Gegen Krieg
    fuer einen Freien Staat voll Freier Bürger" | im Internet! |   im Irak!
      ret = do_actions((curr | FREE_SPEECH) & ~(IRAQ_WAR_2 | DRM | TCPA));

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  reply	other threads:[~2003-06-25 20:43 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-06-25 19:56 offtopic Fabio Miranda Hamburger
2003-06-25 20:43 ` Jan-Benedict Glaw [this message]
2003-06-26 16:57   ` offtopic Fabio Miranda Hamburger
2003-06-26 22:43     ` offtopic Glynn Clements
  -- strict thread matches above, loose matches on Subject: below --
2017-03-16 17:29 Ralink - rt2800usb Nikita N.
2017-03-17  6:38 ` Nikita N.
2017-03-17 20:26   ` Nikita N.
2017-03-18  0:47     ` Dan Williams
2017-03-18  6:55       ` Arend Van Spriel
     [not found]         ` <1489834155.1825125.915404800.07820D03@webmail.messagingengine.com>
2017-03-18 13:14           ` Arend Van Spriel
2017-03-18 14:00             ` offtopic Nikita N.
2002-07-29 13:26 Offtopic xlp
2002-07-29 13:29 ` Offtopic Carlos Fernandez Sanz
2002-07-29 16:33 ` Offtopic Darío Mariani
2002-07-29 17:43   ` Offtopic xlp
2002-07-30  6:44 ` Offtopic Glynn Clements
2002-05-03 18:36 offtopic Camelia NASTASE

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