unofficial mirror of notmuch@notmuchmail.org
 help / color / mirror / code / Atom feed
From: Mark Walters <markwalters1009@gmail.com>
To: Jeremy Nickurak <not-much@trk.nickurak.ca>,
	Jameson Graef Rollins <jrollins@finestructure.net>
Cc: Notmuch Mailing List <notmuch@notmuchmail.org>,
	Daniel Kahn Gillmor <dkg@fifthhorseman.net>,
	Daniel Kahn Gillmor <dkg@debian.org>
Subject: Re: Feature suggestion. Indexing encrypted mail?
Date: Mon, 07 Apr 2014 22:06:13 +0100	[thread overview]
Message-ID: <87d2gsonne.fsf@qmul.ac.uk> (raw)
In-Reply-To: <CA+eQo_3hUAc3uMWw6Hb2JLBATiBDS96GozCa5jqT_1sWz1Y=hQ@mail.gmail.com>


On Mon, 07 Apr 2014, Jeremy Nickurak <not-much@trk.nickurak.ca> wrote:
> Nonetheess, if you can tell from the index that a given message contains
> the words "hotel" "wine" "wife" "secret" and "rendezvous", you can infer a
> *lot* about the contents of encrypted contents of the message.

I think it is worse that that: I think (from what people said on irc
some time ago) that the index contains the word and the position of that
word so essentially the whole message can be reconstructed from the
index.

Best wishes

Mark



>
>
> On Mon, Apr 7, 2014 at 9:57 AM, Jameson Graef Rollins <
> jrollins@finestructure.net> wrote:
>
>> On Mon, Apr 07 2014, john.wyzer@gmx.de wrote:
>> >> confess i haven't been following closely), it wouldn't be much extra
>> >> effort for someone to implement a filter that strips encryption from the
>> >> message.  (this might still have the problem mentioned above about also
>> >> stripping PGP/MIME signatures, but the signatures and the decrypted
>> >> message itself would remain intact so they could be shown directly by
>> >> notmuch show without trouble).
>> >
>> > I don't understand that. :-(
>> > This sounds as if the view of the message is not generated from the
>> > mail storage. Isn't the purpose of the index to find the appropriate
>> > message file and everything else is generated from that file?
>>
>> I think that's exactly what Daniel is saying: what's viewed comes from
>> the message directly, and not from the db.
>>
>> jamie.
>>
>> _______________________________________________
>> notmuch mailing list
>> notmuch@notmuchmail.org
>> http://notmuchmail.org/mailman/listinfo/notmuch
>>
>>
> _______________________________________________
> notmuch mailing list
> notmuch@notmuchmail.org
> http://notmuchmail.org/mailman/listinfo/notmuch

  parent reply	other threads:[~2014-04-07 21:06 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-05 16:38 Feature suggestion. Indexing encrypted mail? john.wyzer
2014-04-05 17:10 ` David Bremner
2014-04-05 18:35   ` Jeremy Nickurak
2014-04-05 19:03     ` john.wyzer
2014-04-05 19:09   ` Jameson Graef Rollins
2014-04-06  9:15     ` Guyzmo
2014-04-06 22:16       ` Daniel Kahn Gillmor
2014-04-07  8:08         ` john.wyzer
2014-04-07 15:57           ` Jameson Graef Rollins
2014-04-07 20:15             ` Jeremy Nickurak
2014-04-07 20:31               ` Jameson Graef Rollins
2014-04-07 21:06               ` Mark Walters [this message]
2014-04-08  5:25                 ` Daniel Kahn Gillmor

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

  List information: https://notmuchmail.org/

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=87d2gsonne.fsf@qmul.ac.uk \
    --to=markwalters1009@gmail.com \
    --cc=dkg@debian.org \
    --cc=dkg@fifthhorseman.net \
    --cc=jrollins@finestructure.net \
    --cc=not-much@trk.nickurak.ca \
    --cc=notmuch@notmuchmail.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
Code repositories for project(s) associated with this public inbox

	https://yhetil.org/notmuch.git/

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).