Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933142Ab1EZUCU (ORCPT ); Thu, 26 May 2011 16:02:20 -0400 Received: from ksp.mff.cuni.cz ([195.113.26.206]:43956 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755990Ab1EZUCR (ORCPT ); Thu, 26 May 2011 16:02:17 -0400 Date: Thu, 26 May 2011 22:02:07 +0200 From: Pavel Machek To: Casey Schaufler Cc: David Safford , Andrew Morton , Mimi Zohar , linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, James Morris , Greg KH , Dmitry Kasatkin Subject: Re: [PATCH v5 00/21] EVM Message-ID: <20110526200207.GB15959@elf.ucw.cz> References: <1305557115-15652-1-git-send-email-zohar@linux.vnet.ibm.com> <20110518172552.6d482c7a.akpm@linux-foundation.org> <20110526060842.GA13933@localhost.ucw.cz> <4DDE80FE.7010005@schaufler-ca.com> <1306433514.24986.26.camel@localhost.localdomain> <20110526183849.GA4563@ucw.cz> <4DDEAA3F.3030008@schaufler-ca.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4DDEAA3F.3030008@schaufler-ca.com> X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1964 Lines: 46 On Thu 2011-05-26 12:30:07, Casey Schaufler wrote: > On 5/26/2011 11:38 AM, Pavel Machek wrote: > > On Thu 2011-05-26 14:11:54, David Safford wrote: > >> On Thu, 2011-05-26 at 09:34 -0700, Casey Schaufler wrote: > >>> On 5/25/2011 11:08 PM, Pavel Machek wrote: > >>>> ... > >>>> Fourthly, is it likely to find its way to the next cellphone I buy, > >>>> and will it prevent me from rooting it? > >>> That will of course depend on the phone vendor. You are certainly > >>> going to be able to vote with your checkbook (digital wallet?) but > >>> odds are pretty good that should EVM prove effective it will be > >>> ubiquitous within the next five years on embedded devices. > > Hmm. But maybe it is more effective to vote with NAKs, now? It does > > not seem to have any non-evil uses. > > > > Phone vendors will play nasty tricks on us, but... why make it easy > > for them? > > For one thing, it is probable that in the not-too-distant future > the phone will not be yours. Many service providers are moving in > the direction of zero-cost phones. The subscriber will pay the Really? References? No, I don't think this is going to happen, for variety of reasons. 1) prepaid cards, 2) phones are easily damaged, 3) phones are often stolen. > Most people will not notice the difference. Consider this a > nasty trick if you want to. I expect that the average consumer I _do_ consider it nasty trick... > Welcome to computers in the 21st century. ...and I do not want to help people playing nasty tricks. Protection against offline attacks should not be merged. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/