Markus E.:
> On Tue, 8 Nov 2022, Wietse Venema wrote:
>
> > Markus E.:
> >> Hi!
> >> Is it possible to silently reject messages from a specific sender or
> >> domain in Postfix?
> >>
> >> Somthing like:
> >>
> >> [email protected] OK
> >> [email protected] REJECT
> >> [email protected] REJECT:nolog
> >
> > It's called DISCARD
>
> >From the access man page:
>
> DISCARD optional text...
> Claim successful delivery and silently discard the message.
> Log the optional text if specified, otherwise log a generic message.
>
> Can you do the opposite? I.e. reject the message with 554 and log nothing?
No, that would be unsafe.
Wietse