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Re: Server accepting mails that are normally refused - hack?

From: Magnus Bäck (magnusdsek.lth.se)
Date: Mon Oct 15 2007 - 14:03:57 CDT


On Monday, October 15, 2007 at 13:59 CEST,
     Eddy Ilg <eddyfericom.net> wrote:

> some time ago I posted that we are having trouble with emails that
> should not be accepted by our server.
>
> Finally figured that they are coming from an authenticated user.
>
> Does anyone know how I can constrain authenticated user only to be
> able to send mails with sender=theiremail via a mysql table?

http://www.postfix.org/postconf.5.html#smtpd_sender_login_maps
http://www.postfix.org/postconf.5.html#reject_sender_login_mismatch

--
Magnus Bäck
magnusdsek.lth.se