On Wed, 2005-03-02 at 13:28 +0100, Stefan Schlott wrote:
> Nigel Metheringham wrote:
> 
> > In theory, you could encrypt the message once with a session key, and
> > then distribute it n times, each time adding the packet which has the
> > session key encrypted with the public key of the recipient. 
> 
> ...which is the very thing making gpg encryption so slow :-)
> The expensive part is the public key operation, not the symmetric 
> encryption.

True.  But you need to do n public key operations for n recipients
anyway.  All I am changing is whether or not you attach them all to one
message, or make n copies of the message each with one public key
encrypted session key packet.

        Nigel.
-- 
[ Nigel Metheringham           [EMAIL PROTECTED] ]
[ - Comments in this message are my own and not ITO opinion/policy - ]


_______________________________________________
Mailman-Developers mailing list
Mailman-Developers@python.org
http://mail.python.org/mailman/listinfo/mailman-developers
Mailman FAQ: http://www.python.org/cgi-bin/faqw-mm.py
Searchable Archives: http://www.mail-archive.com/mailman-users%40python.org/
Unsubscribe: 
http://mail.python.org/mailman/options/mailman-developers/archive%40jab.org

Security Policy: 
http://www.python.org/cgi-bin/faqw-mm.py?req=show&file=faq01.027.htp

Reply via email to