Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756237AbYHMOit (ORCPT ); Wed, 13 Aug 2008 10:38:49 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753086AbYHMOik (ORCPT ); Wed, 13 Aug 2008 10:38:40 -0400 Received: from earthlight.etchedpixels.co.uk ([81.2.110.250]:59018 "EHLO lxorguk.ukuu.org.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750956AbYHMOik (ORCPT ); Wed, 13 Aug 2008 10:38:40 -0400 Date: Wed, 13 Aug 2008 14:40:40 +0100 From: Alan Cox To: Kenneth Goldman Cc: linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org Subject: Re: [PATCH 1/4] integrity: TPM internel kernel interface Message-ID: <20080813144040.30d40ec5@lxorguk.ukuu.org.uk> In-Reply-To: References: <20080812223636.1aff373a@lxorguk.ukuu.org.uk> X-Mailer: Claws Mail 3.5.0 (GTK+ 2.12.11; x86_64-redhat-linux-gnu) Organization: Red Hat UK Cyf., Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SL4 1TE, Y Deyrnas Gyfunol. Cofrestrwyd yng Nghymru a Lloegr o'r rhif cofrestru 3798903 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 Content-Length: 881 Lines: 19 > "goodies", the TCG technology does not protect against hardware > attacks such as replacing the TPM with a bogus device, replacing the > CRTM hardware, flashing the CRTM using a JTAG cable, lifting a TPM pin> > and asserting reset, using a JTAG cable to set breakpoints and alter > memory, etc. > > For this use case, the attack model is a remote, software attack. The> > user is not considered the attacker. Surely if I can replace your TPM with alternative hardware then I can also replace it with virtualised software traps. [If there is a good document on this btw please just point me there instead and I'll go read further] -- 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/