> a user started getting many spam/malware with like 'nested' from:
> <"[hidden email]"@gmail.com>
> <"[hidden email]"@expertsmeetings.org>
> I'm waiting for a full header from him, can anything be done in Postfix ?
> or where ? to reject/block ?
On Sat, November 17, 2018 1:30 am, Wietse Venema wrote:
>> smtpd_sender_restrictions = permit_mynetworks, permit_sasl_authenticated
> If first, then it will affect local, authorized, and remote clients.
> If last, then it will affect remote clients.
I guess I'll have it as first, to protect against stolen authorized IDs or
hacked website forms