From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S266634AbUBGFkk (ORCPT ); Sat, 7 Feb 2004 00:40:40 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S266636AbUBGFkk (ORCPT ); Sat, 7 Feb 2004 00:40:40 -0500 Received: from sccrmhc13.comcast.net ([204.127.202.64]:32157 "EHLO sccrmhc13.comcast.net") by vger.kernel.org with ESMTP id S266634AbUBGFkj (ORCPT ); Sat, 7 Feb 2004 00:40:39 -0500 Message-ID: <40247A63.1030200@namesys.com> Date: Fri, 06 Feb 2004 21:40:51 -0800 From: Hans Reiser User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.5) Gecko/20031007 X-Accept-Language: en-us, en MIME-Version: 1.0 To: the grugq CC: Jamie Lokier , Valdis.Kletnieks@vt.edu, Pavel Machek , linux-kernel@vger.kernel.org Subject: Re: PATCH - ext2fs privacy (i.e. secure deletion) patch References: <4017E3B9.3090605@hcunix.net> <20040203222030.GB465@elf.ucw.cz> <40203DE1.3000302@hcunix.net> <200402040320.i143KCaD005184@turing-police.cc.vt.edu> <20040207002010.GF12503@mail.shareable.org> <40243C24.8080309@namesys.com> <40243F97.3040005@hcunix.net> In-Reply-To: <40243F97.3040005@hcunix.net> X-Enigmail-Version: 0.82.3.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org There is an extensive literature on how you can recover deleted files from media that has been erased a dozen times, but breaking encryption is harder. It is more secure to not put the data on disk unencrypted at all is my point..... Hans the grugq wrote: > Well, I think secure deletion should be an option for everyone. Using > encryption is a data hiding technique, you prevent people for > detemining what sort of data is being stored there. Now, admittedly I > dont know at what level the reiser4 encryption appears, but I would > think its safer to have complete erasure when a file deleted > regardless of how well protected its contents were. > > just a thought. >