From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261735AbULBTep (ORCPT ); Thu, 2 Dec 2004 14:34:45 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261736AbULBTep (ORCPT ); Thu, 2 Dec 2004 14:34:45 -0500 Received: from moraine.clusterfs.com ([66.96.26.190]:37801 "EHLO moraine.clusterfs.com") by vger.kernel.org with ESMTP id S261735AbULBTem (ORCPT ); Thu, 2 Dec 2004 14:34:42 -0500 Date: Thu, 2 Dec 2004 12:34:36 -0700 From: Andreas Dilger To: Anonymous via the Cypherpunks Tonga Remailer Cc: linux-kernel@vger.kernel.org Subject: Re: ext3 on encrypted device mapper Message-ID: <20041202193436.GS22547@schnapps.adilger.int> Mail-Followup-To: Anonymous via the Cypherpunks Tonga Remailer , linux-kernel@vger.kernel.org References: <20041202181727.5B50011643@mail.cypherpunks.to> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="oN4OvwWIcd1E23D1" Content-Disposition: inline In-Reply-To: <20041202181727.5B50011643@mail.cypherpunks.to> User-Agent: Mutt/1.4.1i X-GPG-Key: 1024D/0D35BED6 X-GPG-Fingerprint: 7A37 5D79 BF1B CECA D44F 8A29 A488 39F5 0D35 BED6 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org --oN4OvwWIcd1E23D1 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Dec 02, 2004 19:17 +0100, Anonymous via the Cypherpunks Tonga Remailer = wrote: > Filesystem is encrypted using dmcrypt, the encryption framework working o= n top of the device mapper. >=20 > I deleted a file and immediatelly i attempted to recover it using debugfs. >=20 > Linux aaa 2.6.10-rc2 #1 Wed Dec 1 09:52:37 CET 2004 i686 GNU/Linux >=20 > aaa:~# df -k . > Filesystem 1K-blocks Used Available Use% Mounted on > /dev/mapper/rootfs 8676440 5278584 2957108 65% / >=20 > aaa:~# debugfs /dev/mapper/rootfs > debugfs 1.35 (28-Feb-2004) > debugfs: lsdel Ext3 doesn't allow file undeleting (though the data on disk is not overwritten in any way, just the metadata). You should be happy, this is more secure (seems you are worried about that). Cheers, Andreas -- Andreas Dilger http://sourceforge.net/projects/ext2resize/ http://members.shaw.ca/adilger/ http://members.shaw.ca/golinux/ --oN4OvwWIcd1E23D1 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.3 (GNU/Linux) iD8DBQFBr25LpIg59Q01vtYRAqmmAKC26VC35MulTTdFvgjh5pj/ryFVdQCbB2oG YChOTfVRgDj8N0rciRdK0d0= =oTO0 -----END PGP SIGNATURE----- --oN4OvwWIcd1E23D1--