From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761930Ab2KAPGs (ORCPT ); Thu, 1 Nov 2012 11:06:48 -0400 Received: from lxorguk.ukuu.org.uk ([81.2.110.251]:34791 "EHLO lxorguk.ukuu.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761897Ab2KAPGi (ORCPT ); Thu, 1 Nov 2012 11:06:38 -0400 Date: Thu, 1 Nov 2012 15:11:35 +0000 From: Alan Cox To: Eric Paris Cc: James Bottomley , Jiri Kosina , Oliver Neukum , Chris Friesen , Matthew Garrett , Josh Boyer , linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, linux-efi@vger.kernel.org Subject: Re: [RFC] Second attempt at kernel secure boot support Message-ID: <20121101151135.6211b2fb@pyramind.ukuu.org.uk> In-Reply-To: References: <1348152065-31353-1-git-send-email-mjg@redhat.com> <2548314.3caaFsMVg6@linux-lqwf.site> <50919EED.3020601@genband.com> <36538307.gzWq1oO7Kg@linux-lqwf.site> <1351760905.2391.19.camel@dabdike.int.hansenpartnership.com> <1351762703.2391.31.camel@dabdike.int.hansenpartnership.com> <1351763954.2391.37.camel@dabdike.int.hansenpartnership.com> <1351780935.2391.58.camel@dabdike.int.hansenpartnership.com> X-Mailer: Claws Mail 3.8.1 (GTK+ 2.24.8; x86_64-redhat-linux-gnu) Face: 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 Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > would get keys revoked. If your key is revoke Linux can't boot on a > large amount of new hardware without BIOS twiddling. See "live free or die". If you want to live in a world where you can't even fart before checking if the man from Microsoft will revoke your key you might as well go home now. > The point of secureboot is even if the admin did something which > allowed his kernel to be compromised, it won't persist. Sure, > secureboot moves the attack up the stack to userspace, but at least we > can do something about the kernel. Nice theory. At the end of the day I don't care if you want to produce this stuff and sell it to people. Fine, the interface proposed is clean enough that it doesn't pee on other work, but don't expect the rest of the world to follow mindlessly into your slave pit driven by your fear. Alan