Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!wuarchive!uunet!mcsun!hp4nl!tuegate.tue.nl!rc6.urc.tue.nl!rwa.urc.tue.nl!rcbarn From: rcbarn@rwa.urc.tue.nl (Raymond Nijssen) Newsgroups: comp.unix.misc Subject: Re: who's fingering me Keywords: finger Message-ID: Date: 11 Jun 91 09:03:17 GMT References: <1991Jun10.155314.4829@ms.uky.edu> Sender: news@rc6.urc.tue.nl Reply-To: rcbarn@urc.tue.nl Distribution: comp Lines: 20 sean@ms.uky.edu (Sean Casey) writes: > >The answer is: it can't. The IP protocols do not transmit userid >information, and neither does the finger protocol. A system using Dan >Bernstein's mods would be able to supply userid info, but your fingerd >daemon would need to be modified to use his authentication libary. As a very simple but useful workaround in this case, you can use a fingerd that immediately fingers back to the host it receives a request from, thus revealing potential userid of people who are fingering your system. Have a look at ftp.win.tue.nl:~ftp/pub/logdaemon.tar.Z (available for anon. ftp). It contains various utilities of this kind written by Wietse Venema. -Raymond -- | Raymond X.T. Nijssen | Eindhoven Univ. of Technology | | raymond@es.ele.tue.nl | EH 7.13, PO 513, 5600 MB Eindhoven, The Netherlands | | "Don't put that on the wall in a tax-payer supported museum!" Pat Buchanan |