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

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Message-ID: <20121103014332.GA20065@srcf.ucam.org>
Date:	Sat, 3 Nov 2012 01:43:32 +0000
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
Cc:	Alan Cox <alan@...rguk.ukuu.org.uk>,
	James Bottomley <James.Bottomley@...senPartnership.com>,
	Eric Paris <eparis@...isplace.org>,
	Jiri Kosina <jkosina@...e.cz>, Oliver Neukum <oneukum@...e.de>,
	Chris Friesen <chris.friesen@...band.com>,
	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 Fri, Nov 02, 2012 at 05:47:02PM -0700, Eric W. Biederman wrote:

> No reason to?  How can I configure an off the shelf system originally
> sold with windows 8 installed to boot in UEFI secure boot mode using
> shim without trusting Microsoft's key?

Delete the installed keys, install your choice of keys, make sure your 
bootloader is signed with a key you trust. You're guaranteed to be able 
to do this on any Windows 8 certified hardware.

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