RE: [exim] Is there and logical reason to reject mail from: <> ?

Autor: Jan-Peter Koopmann
Data:
Para: Exim User's Mailing List, Tor Slettnes
CC:
Assunto: RE: [exim] Is there and logical reason to reject mail from: <> ?

On Saturday, October 16, 2004 11:42 PM exim-users-bounces@???
wrote:

>> For "real" users, it can be done with "envelope sender signatures" - >> i.e. attach a hash or cryptographic letter sequence in the "MAIL >> FROM:" address of outgoing mail: MAIL >> FROM:<woods=signature@???>

>
> That's just as bogus and idea as SPF is. :-)

Not trying to get into SPF again (no use), but why exactly is using
"envelope sender signature" bogus?

Regards,
JP

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