[Mailman-Developers] PGP and Mailman

Joost van Baal j.e.vanbaal at uvt.nl
Wed Mar 2 10:17:36 CET 2005


Stefan: thanks a lot for publishing your patch!  Of course, this is
_very_ helpful!

On Wed, Mar 02, 2005 at 08:31:56AM +0100, Stefan Schlott wrote:
> >>                                              I didn't figure out at
> >> first glance how chunking works... otherwise, a mail might be encrypted
> >> to several recipients - increasing its length by several bytes, but
> >> reducing the number of forks of gpg processes.
> >
> >    You definitely need to encrypt the message to all recipients, then 
> >send out one copy.  Anything else would be prohibitively expensive in 
> >terms of computation time for any reasonable number of recipients.
> This will create huge messages in large MLs. Further, this will reveal 
> all recipients' key ids - something not wanted in anonymous lists.
> Imho the tradeoff lies somewhere inbetween - encrypt messages to n 
> recipients (yet to be implemented).

I guess gpg's --throw-keyid option is useful here.



Joost van Baal                            http://abramowitz.uvt.nl/
                                                 Tilburg University
j.e.vanbaal at uvt.nl                                  The Netherlands
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