[Enigmail] About Supprting BCCed Recipients

[John Clizbe]

Daniel Kahn Gillmor wrote:
> On 05/13/2009 03:31 PM, Patrick Brunschwig wrote:
> I appreciate that extending per-recipient rules is more work.  But
> please don't just add --throw-keyids (note that the negation is a little
> wacky on this option) in general, because it adds additional cost to
> *every* recipient, not just the Bcc contacts.  Each client will need to
> try to decrypt every session key in turn until they find the one that is
> encrypted to their key.
> 
> For messages with N recipients, this increases the time to decrypt the
> message by a factor of N/2.  As keysizes get larger, this cost scales up :(
> 
>> Given that I'm working on Enigmail during my very limited free time, you
>> might agree that I'm probably better off developing something really
>> useful, and not invest several days just to support the special case of
>> a few users who want to fully automate the sending of encrypted messages
>> to BCC'ed recipients who use software that doesn't fully support some
>> specific optional part of the OpenPGP standard ;-)
> 
> If we're making those kind of tradeoffs (i think they're reasonable
> tradeoffs to make), i'd say that adding --hidden-recipient for each
> Bcc'ed recipient is the way to go, and leave per-recipient rules as a
> later project if people complain.  This keeps the the UI cleaner anyway.

--hidden-recipient _WAS_ the suggested method from the beginning.

https://www.mozdev.org/bugs/show_bug.cgi?id=20867
Summary:RFE: Pass BCC recip to gpg with --hidden-recipient instead of -r

-- 
John P. Clizbe                      Inet:John (a) Mozilla-Enigmail.org
You can't spell fiasco without SCO. hkp://keyserver.gingerbear.net  or
     mailto:pgp-public-keys at gingerbear.net?subject=HELP

Q:"Just how do the residents of Haiku, Hawai'i hold conversations?"
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