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List:       exim-users
Subject:    Re: [exim] dkim verification
From:       Magnus Holmgren <holmgren () lysator ! liu ! se>
Date:       2008-09-20 12:30:40
Message-ID: 200809201430.40924 () proffe ! kibibyte ! se
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On måndagen den 18 augusti 2008, Dave Lugo wrote:
> On Mon, 18 Aug 2008, Matt wrote:
> > Seems like SPF accomplishes much of the same thing and is much easier
> > to implement.  The only place SPF falls short is like you mentioned is
> > when mail is forwarded by another server.  But that server can be
> > added to the SPF record as well I would think.
>
> Umm... how?
>
> The domain owner controls the SPF record.   The service
> that does the forwarding does not.

The server that checks and enforces SPF must know where forwarded mail can 
come from, which is at least theoretically possible since the forwardings 
must be set up by the recipients.

-- 
Magnus Holmgren        holmgren@lysator.liu.se
                       (No Cc of list mail needed, thanks)

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