[Mailman-Developers] PGP and Mailman

Stefan Schlott stefan.schlott at informatik.uni-ulm.de
Wed Mar 2 13:28:59 CET 2005

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 


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