Date: Mon, 4 Jun 2007 23:37:03 +0200 From: "Dominique Goncalves" <dominique.goncalves@gmail.com> To: "Kenneth Bond" <bondka@gmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: Disable CTRL+ALT+DELETE Message-ID: <7daacbbe0706041437m1439900ft81dbcd698544ddad@mail.gmail.com> In-Reply-To: <e393b60a0706041222j37d6980bsb9fac81b457c1afa@mail.gmail.com> References: <e393b60a0706041222j37d6980bsb9fac81b457c1afa@mail.gmail.com>
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Hi, On 6/4/07, Kenneth Bond <bondka@gmail.com> wrote: > Hello, > > I have a quick question regarding disabling the CTRL+ALT+DELETE > keystroke sequence used to reboot a system. > > I understand that you are able to add the following option to the > kernel config file and rebuild the kernel: > > options SC_DISABLE_REBOOT > > What I'd like to confirm is whether or not using a keymap file and > changing the "boot" entries to "nop", and then loading it on each boot > through /etc/rc.conf (KEYMAP = "/usr/share/syscons/keymap/keymap.kbd") > is a viable, secure alternative for disabling the CTRL+ALT+DELETE > keystroke sequence. > > I know it was commonly used with older FreeBSD releases, but I'm not > sure whether it is recommended with newer releases. > > Please advise. > > Thanks! > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" > If you are using FreeBSD >=6.2, there is a sysctl knob for disabling CTRL+ALT+DELETE, sysctl hw.syscons.kbd_reboot=0 Take a look at syscons(4) and sysctl(8) for more information. Hope this helps. Regards. -- There's this old saying: "Give a man a fish, feed him for a day. Teach a man to fish, feed him for life."
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