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From: Matthew Garrett <mjg59-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org>
To: James Bottomley
	<James.Bottomley-d9PhHud1JfjCXq6kfMZ53/egYHeGw8Jk@public.gmane.org>
Cc: linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-kernel
	<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [PATCH] x86/efi: pull NV+BS variables out before we exit boot services
Date: Tue, 19 Mar 2013 16:35:31 +0000	[thread overview]
Message-ID: <20130319163531.GA10879@srcf.ucam.org> (raw)
In-Reply-To: <1363680885.2377.11.camel-sFMDBYUN5F8GjUHQrlYNx2Wm91YjaHnnhRte9Li2A+AAvxtiuMwx3w@public.gmane.org>

On Tue, Mar 19, 2013 at 08:14:45AM +0000, James Bottomley wrote:

> Any security assumptions that rely on inability to read certain
> information aren't really going to be that secure.  Inability to modify,
> sure, but inability to read, not really.

Well, I guess that's public/private key cryptography screwed.

-- 
Matthew Garrett | mjg59-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org

  parent reply	other threads:[~2013-03-19 16:35 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-18  8:40 [PATCH] x86/efi: pull NV+BS variables out before we exit boot services James Bottomley
     [not found] ` <1363596014.2412.8.camel-sFMDBYUN5F8GjUHQrlYNx2Wm91YjaHnnhRte9Li2A+AAvxtiuMwx3w@public.gmane.org>
2013-03-19  1:48   ` Matthew Garrett
     [not found]     ` <20130319014850.GA28934-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org>
2013-03-19  8:14       ` James Bottomley
     [not found]         ` <1363680885.2377.11.camel-sFMDBYUN5F8GjUHQrlYNx2Wm91YjaHnnhRte9Li2A+AAvxtiuMwx3w@public.gmane.org>
2013-03-19 16:35           ` Matthew Garrett [this message]
2013-03-19 17:17             ` James Bottomley
     [not found]               ` <1363713447.2377.60.camel-sFMDBYUN5F8GjUHQrlYNx2Wm91YjaHnnhRte9Li2A+AAvxtiuMwx3w@public.gmane.org>
2013-03-19 17:25                 ` Matthew Garrett
     [not found]                   ` <20130319172506.GA11969-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org>
2013-03-19 18:23                     ` James Bottomley
     [not found]                       ` <1363717411.2377.68.camel-sFMDBYUN5F8GjUHQrlYNx2Wm91YjaHnnhRte9Li2A+AAvxtiuMwx3w@public.gmane.org>
2013-03-19 18:28                         ` Matthew Garrett
     [not found]                           ` <20130319182810.GA13003-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org>
2013-03-19 18:40                             ` James Bottomley
     [not found]                               ` <1363718456.2377.71.camel-sFMDBYUN5F8GjUHQrlYNx2Wm91YjaHnnhRte9Li2A+AAvxtiuMwx3w@public.gmane.org>
2013-03-19 18:50                                 ` Matthew Garrett
     [not found]                                   ` <20130319185003.GA13301-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org>
2013-03-19 23:00                                     ` James Bottomley
     [not found]                                       ` <1363734031.2377.77.camel-sFMDBYUN5F8GjUHQrlYNx2Wm91YjaHnnhRte9Li2A+AAvxtiuMwx3w@public.gmane.org>
2013-03-19 23:17                                         ` Matthew Garrett
     [not found]                                           ` <20130319231756.GA21071-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org>
2013-03-20  8:00                                             ` James Bottomley
     [not found]                                               ` <1363766403.2373.3.camel-sFMDBYUN5F8GjUHQrlYNx2Wm91YjaHnnhRte9Li2A+AAvxtiuMwx3w@public.gmane.org>
2013-03-20 11:47                                                 ` Matthew Garrett
2013-03-20 11:26   ` Matt Fleming

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