From: Wietse Venema (wietseporcupine.org)
Date: Fri Jul 31 2009 - 07:54:46 CDT

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k p:
> Hi There,
>
> I have a real scenario that I'm not sure how to solve it,
>
> local clients on the same machine that postfix resides :???? I want
> them to be restricted to their particular virtual domains that they
> have access to:
>
> This is a sample:
>
> User one (UID/GID 500) :? has 2 virtual domains:? domain1.com? & domain2.com
> I want to restrict this user one with UID 500 to be able to send email
> only? from those two domains, remember this is not SASL authenticated
> it is local sendmail delivery, and if user uses programming techniques
> or Mutt he can forge return-path (actual from) and of course from
> fields

Tell the user they cannot cheat, or else they lose email privilege.

        Wietse

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