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From: Michael Halcrow <mhalcrow@us.ibm.com>
To: Pavel Machek <pavel@suse.cz>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Dustin Kirkland <dustin.kirkland@gmail.com>,
	Eric Sandeen <sandeen@redhat.com>,
	Tyler Hicks <tchicks@us.ibm.com>,
	David Kleikamp <shaggy@us.ibm.com>
Subject: Re: [PATCH 0/5] eCryptfs: Filename Encryption
Date: Thu, 6 Nov 2008 14:27:36 -0600	[thread overview]
Message-ID: <20081106202736.GC6688@halcrowt61p.austin.ibm.com> (raw)
In-Reply-To: <20081105155754.GA1759@ucw.cz>

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On Wed, Nov 05, 2008 at 04:57:54PM +0100, Pavel Machek wrote:
> On Tue 2008-11-04 15:37:54, Michael Halcrow wrote:
> > This patchset implements filename encryption via a
> > passphrase-derived mount-wide Filename Encryption Key (FNEK)
> > specified as a mount parameter. Each encrypted filename has a
> > fixed prefix indicating that eCryptfs should try to decrypt the
> > filename. When eCryptfs encounters
> 
> That is 'interesting'. What happens if normal filename has that
> prefix?

If the lower filename has the prefix but does not have a valid tag 70
packet following the prefix, then eCryptfs will complain in the syslog
and then pass through the lower filename as-is.

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  reply	other threads:[~2008-11-06 20:27 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-11-04 21:37 Michael Halcrow
2008-11-04 21:39 ` [PATCH 1/5] eCryptfs: Filename Encryption: Tag 70 packets Michael Halcrow
2008-11-06 22:12   ` Andrew Morton
2008-11-12 17:01     ` [PATCH] eCryptfs: Replace %Z with %z Michael Halcrow
2008-11-12 17:04     ` [PATCH] eCryptfs: Fix data types (int/size_t) Michael Halcrow
2008-11-12 17:06     ` [PATCH] eCryptfs: kerneldoc for ecryptfs_parse_tag_70_packet() Michael Halcrow
2008-11-04 21:39 ` [PATCH 2/5] eCryptfs: Filename Encryption: Header updates Michael Halcrow
2008-11-04 21:41 ` [PATCH 3/5] eCryptfs: Filename Encryption: Encoding and encryption functions Michael Halcrow
2008-11-05 18:17   ` Dave Hansen
2008-11-06 21:01     ` Michael Halcrow
2008-11-06 22:12   ` Andrew Morton
2008-11-12 17:11     ` [PATCH] eCryptfs: Clean up ecryptfs_decode_from_filename() Michael Halcrow
2008-11-04 21:42 ` [PATCH 4/5] eCryptfs: Filename Encryption: filldir, lookup, and readlink Michael Halcrow
2008-11-04 21:43 ` [PATCH 5/5] eCryptfs: Filename Encryption: mount option Michael Halcrow
2008-11-06 22:13   ` Andrew Morton
2008-11-14 16:47     ` Michael Halcrow
2008-11-05 15:57 ` [PATCH 0/5] eCryptfs: Filename Encryption Pavel Machek
2008-11-06 20:27   ` Michael Halcrow [this message]
2008-11-06 20:52     ` Dave Kleikamp
2008-11-06 22:11       ` Michael Halcrow

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