Re: [Exim] Authenticating bounces

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Autor: Philip Hazel
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A: Marian Eichholz
CC: exim-users
Assumpte: Re: [Exim] Authenticating bounces
On Mon, 29 Jan 2001, Marian Eichholz wrote:

> The original idea however is to start a sender authentication chain for
> bounces with the Daemon, that lasts until the delivery particularly in a
> distributed mailer, like that of any other locally fed mail. Since the
> local feed is not authenticated with 3.22, the MAIL-AUTH parameter
> cannot reach the next hop. That's all.


That's an interesting point that I had not considered. The use of -f by
a trusted user disables the authenticated stuff because -f with a
non-empty address is usually trying to fake up something.

I suppose I could make a special case of -f <> when the sender is exim
or root. The authenticated id would then be exim or root, however, not
mailer-daemon, and that isn't really what you want. You don't usually
want exim@??? or root@??? to be used as outgoing
addresses. Perhaps there should be a configuration option so you can set
what you want for outgoing bounces.

-- 
Philip Hazel            University of Cambridge Computing Service,
ph10@???      Cambridge, England. Phone: +44 1223 334714.