[ltp] Lock HDD on reboot

Marius Gedminas linux-thinkpad@linux-thinkpad.org
Mon, 23 Jan 2012 12:57:26 +0200


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On Wed, Jan 18, 2012 at 01:23:26PM +0100, Ole Langbehn wrote:
> On 17.01.2012 00:07, Johannes Bittner wrote:
> > I have a Thinkpad X220 with an Intel 320 SSD (which has hardware
> > acceleration). When I power on the notebook, it asks me for the
> > password. When rebooting however, the disk remains unlocked.
> >=20
> > Is there some setting to lock the disk automatically when the system
> > is rebooted? Otherwise, one could simply reboot with Ctrl+Alt+Del and
> > access my data.
>=20
> Thinking out of the box:
>=20
> You could disable the three-finger-salute completely [1]. That way a
> reboot is not possible, the attacker could only power down the machine
> via the power button, and you're all set again.
>=20
> [1]
> http://www.cyberciti.biz/tips/linux-disable-the-ctrl-alt-del-shutdown.html

Don't forget Alt+SysRq+S,U,B.

Marius Gedminas
--=20
Never trust a smiling Gates.

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