linux-kernel - Re: [RFC] Second attempt at kernel secure boot support

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Message-ID: <20121105134604.GA6068@srcf.ucam.org>
Date:	Mon, 5 Nov 2012 13:46:04 +0000
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	"Eric W. Biederman" <ebiederm@...ssion.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	James Bottomley <James.Bottomley@...senPartnership.com>,
	Pavel Machek <pavel@....cz>,
	Chris Friesen <chris.friesen@...band.com>,
	Eric Paris <eparis@...isplace.org>,
	Jiri Kosina <jkosina@...e.cz>, Oliver Neukum <oneukum@...e.de>,
	Josh Boyer <jwboyer@...il.com>, linux-kernel@...r.kernel.org,
	linux-security-module@...r.kernel.org, linux-efi@...r.kernel.org
Subject: Re: [RFC] Second attempt at kernel secure boot support

On Mon, Nov 05, 2012 at 01:44:36PM +0000, Alan Cox wrote:
> On Mon, 5 Nov 2012 12:38:58 +0000
> Matthew Garrett <mjg59@...f.ucam.org> wrote:
> > No, in the general case the system will do that once it fails to find a 
> > bootable OS on the drive.
> 
> So your "secure" system can be wiped by a random Windows 8 install media.
> Ooh thats good stuff 8)

Once you've booted trusted code you can change the boot order.

-- 
Matthew Garrett | mjg59@...f.ucam.org
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