From owner-freebsd-questions Tue Feb 15 15:49:53 2000 Delivered-To: freebsd-questions@freebsd.org Received: from merganser.its.uu.se (merganser.its.uu.se [130.238.6.236]) by builder.freebsd.org (Postfix) with ESMTP id 875045561 for ; Tue, 15 Feb 2000 14:39:21 -0800 (PST) Received: from regulus.its.uu.se ([130.238.7.19]:61738 "HELO ertr1013.student.csd.uu.se") by merganser.its.uu.se with SMTP id ; Tue, 15 Feb 2000 23:38:49 +0100 Received: (qmail 1688 invoked by uid 1001); 15 Feb 2000 22:38:41 -0000 Date: Tue, 15 Feb 2000 23:38:41 +0100 From: Erik Trulsson To: Richard Cotrina Cc: freebsd-questions@FreeBSD.ORG Subject: Re: CTR+ALT+DEL Sequence Message-ID: <20000215233841.A1582@student.csd.uu.se> References: <007b01bf77ec$f75dcc90$4d01190a@tp.com.pe> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 1.0i In-Reply-To: <007b01bf77ec$f75dcc90$4d01190a@tp.com.pe>; from rcc@demo.telefonica.com.pe on Tue, Feb 15, 2000 at 02:43:42PM -0500 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Tue, Feb 15, 2000 at 02:43:42PM -0500, Richard Cotrina wrote: > Hi Folks: > > I found out that anyone can force a shutdown in my FreeBSD box using the > CTR+AL+DEL Keyboard Sequence at the console. I don't know if it is a bug , > but I would like to know if there is something to fix or block this keyboard > sequence. I am running a FreeBSD 3.4-Release Box. > > However, It doesn't happen when the console is in graphic (X-Win) mode , > only works in character mode. > > Any points would be appreciated. Thanks in Advance. > It's not a bug, it is a feature of the syscons driver. There are basically two ways to change this. One is to go into /usr/share/syscons/keymaps/ and find the file corresponding to the keymap you use and change any 'boot' entries there to somthing else (like 'nop'). (This variant is in the FAQ. You did read that first, didn't you :-) The other is to add the line options SC_DISABLE_REBOOT # disable reboot key sequence to your kernel config file and then recompile the kernel. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message