At 22:09 21/08/1999 -0400, Russell Nelson wrote:
>I've been thinking about cryptographic signing of messages at the mail
>transfer agent level. I can think of how to do it, but I'm not sure
>what problem it solves. :) Anyone have any ideas?
Signing messages at the MTA level solves no problem at all unless there's a
widely deployed PKI.
>[I remember that someone in Australia built some experimental patches
>to do this for sendmail some time back.
That was me/us. There's a paper coming up and a rerelease of the software
in about three weeks. I'll send another message then.
regards,
Greg.
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