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Re: [cobalt-users] Shells /bin/badsh
- Subject: Re: [cobalt-users] Shells /bin/badsh
- From: Derek Belrose <derek_belrose@xxxxxxxx>
- Date: Fri Apr 27 01:31:04 2001
- List-id: Mailing list for users to share thoughts on Cobalt products. <cobalt-users.list.cobalt.com>
Badsh is a perl script that does nothing more than echo out a statement and
then exit 1. It's done fairly often in the ISP world and other shell
services to block telnet access to certain users...script is posted below.
#!/usr/bin/perl
print "
************************* Access Denied *************************
* *
* Sorry, you do not have telnet/shell access to this Cobalt *
* server. *
* *
*****************************************************************
";
exit 1;
At this point it's a cobalt product, but not native to cobalt. I've done it
on various systems as far back as 1994.
Derek Belrose
derek_belrose@xxxxxxxx
Danny Daniels wrote:
> Question:
>
> I have not seen this shell before /bin/badsh. Is this a cobalt convention
> or is it part of the standard linux disribution.
> The reason I ask is because I would like to use this on another RH linux
> box.
>
> -Danny
> dcd@xxxxxxxxxxxxxxxxxx
>
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