From owner-freebsd-hackers@FreeBSD.ORG Tue Sep 30 13:24:27 2008 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 825EF106569C; Tue, 30 Sep 2008 13:24:27 +0000 (UTC) (envelope-from bruce@cran.org.uk) Received: from muon.cran.org.uk (muon.cran.org.uk [IPv6:2001:41c8:1:548a::2]) by mx1.freebsd.org (Postfix) with ESMTP id 1D5758FC1C; Tue, 30 Sep 2008 13:24:27 +0000 (UTC) (envelope-from bruce@cran.org.uk) Received: from muon.cran.org.uk (localhost [127.0.0.1]) by muon.cran.org.uk (Postfix) with ESMTP id 7BCEE30126; Tue, 30 Sep 2008 14:24:12 +0100 (BST) X-Spam-Checker-Version: SpamAssassin 3.2.3 (2007-08-08) on muon.cran.org.uk X-Spam-Level: X-Spam-Status: No, score=-2.3 required=8.0 tests=BAYES_00,NO_RELAYS autolearn=ham version=3.2.3 Received: from [IPv6:2a01:348:10f:0:85f9:24d2:4396:6fda] (unknown [IPv6:2a01:348:10f:0:85f9:24d2:4396:6fda]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by muon.cran.org.uk (Postfix) with ESMTP; Tue, 30 Sep 2008 14:24:11 +0100 (BST) Message-ID: <48E22862.3040004@cran.org.uk> Date: Tue, 30 Sep 2008 14:23:46 +0100 From: Bruce Cran User-Agent: Thunderbird 2.0.0.16 (Windows/20080708) MIME-Version: 1.0 To: "Andrey V. Elsukov" , Jeremy Chadwick , freebsd-hackers@freebsd.org, =?ISO-8859-1?Q?S=F8ren_Schmidt?= References: <20080929230655.GA16790@hobbes.ustdmz.roe.ch> <20080930023946.GA23425@icarus.home.lan> <48E1BEC0.6060407@yandex.ru> <20080930094315.GA1653@hobbes.ustdmz.roe.ch> In-Reply-To: <20080930094315.GA1653@hobbes.ustdmz.roe.ch> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Subject: Re: ATA Security patch to atacontrol X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 30 Sep 2008 13:24:27 -0000 Daniel Roethlisberger wrote: > Andrey V. Elsukov 2008-09-30: > >> Jeremy Chadwick wrote: >> >>> Can you provide me datasheet and technical reference material to what >>> "ATA Security" is? Which ATA specification is this documented in? I'd >>> like to read it. >>> >> I think you can found it in ATA-ATAPI-7 vol.1: "4.7 Security Mode feature >> set". >> > > Exactly. Even though the actual T13 standard must be purchased, you can > find the documents and drafts of it online at various places by googling > for appropriate keywords. For example: > > http://hddguru.com/content/en/documentation/2006.01.27-ATA-ATAPI-7/ > > The ATA command set, including the ATA Security commands, is in vol. 1. > > In 2005, there was a much-cited article in the German c't magazine about > the security implications of ATA Security, which might be worth a read > too. It is available online in English: > > http://www.heise.de/ct/english/05/08/172 http://www.t13.org has all the latest drafts at http://www.t13.org/Documents/MinutesDefault.aspx?DocumentType=4&DocumentStage=2 -- Bruce Cran