Bernhard Schmidt:
> Hello,
>
> I did not find it in the manpage, in the odd chance I missed it, is
> there something like check_sasl_access or check_username_access for
> smtpd_mumble_restrictions?
>
> We just had a compromised account being abused for spamming. We had him
> on the radar before he even got his first mail delivered due to
> reject_sender_login_mismatch, but
Use reject_sender_login_mismatch so they must use their own sender
address, then block that address with check_sender_access.
Wietse