hi,
[newbie] not allowing an unauthorized user to logout ???? how can an 
unauthorized user login ??
-ajay

ps - sarang .. i am follwing the identification... :-))

>From: deval <[EMAIL PROTECTED]>
>Reply-To: [EMAIL PROTECTED]
>To: Linux India <[EMAIL PROTECTED]>,        plug 
><[EMAIL PROTECTED]>
>Subject: [PLUG-Mail] shutdown
>Date: Tue, 29 Aug 2000 18:57:37 +0530
>
>There was a thread about preventing ctrl -alt-delete shutdown from
>unauthorized user. Just happened to read the man page, and here is the
>extract
>
>Vijay
>
>shutdown can check to see if an authorized user is logged in on one of
>the virtual consoles. If shutdown  is  called with the -a argument (add
>this to the invocation of shutdown in /etc/inittab), it checks to  see
>if  the file /etc/shutdown.allow is present.  It then compares the login
>names in that file with the list of people that   are   logged  in
>on   a  virtual  console  (from /var/run/utmp). Only if one of those
>authorized  users  or root  is  logged  in,  it  will proceed. Otherwise
>it will write the message
>
>shutdown: no authorized users logged in
>
>-------------------------------------------------------------------
>Visit http://www.plug.org.in for more information on Linux in Pune .

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