Re: [Exim] Rejecting forged local addresses

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Author: John W Baxter
Date:  
To: exim-users
Subject: Re: [Exim] Rejecting forged local addresses
At 20:48 +0100 7/23/2002, Philip Hazel wrote:
>Forged Received: lines have been seen, so I don't think there's any hope
>there. The only possibilty I can think of would be something
>cryptographic, but I'm not a crypto person, so haven't any concrete
>ideas.


I see the spammers marginalizing "classic" SMTP in a fairly short time
(before 2005), with the replacement being some sort of crypto-signed
permission-based system.

Which I have not intent to design myself--my crypto knowledge stops not
long after wrapping strips of paper in spirals around rods. ;-)

--John (who had a top-secret but not a top-secret/crypto clearance in his
youth)

--
John Baxter   jwblist@???      Port Ludlow, WA, USA