> How do I configure my postfix not to accept the emails which sent on invalidIt doesn't, unless you make a configuration error that causes
Postfix to actually accept mail for non-existent recipients.
> since morning we have been noticed that there huge spamSee http://www.postfix.org/STRESS_README.html if this is slowing
> dictionary attack on our server, all originated emails are from random IPs
> and random from address to the invalid recipient.
down your mail delivery, or just wait until it is over.
- On 2013-03-27 23:11, Matthew Hall wrote:
> I ran into a bit of an issue trying out fqrdns.pcre as recommendedadd permit_sasl_authenticated before fqrdns.pcre testing
> here in this thread. The header in the file recommended adding it
> smtpd_client_restrictions. However if I place it there, I end up
> rejecting mail even from SASL authenticated client devices, if they
> also match a rule in fqrdns.pcre.
senders that put my email into body content will deliver it to my own
trashcan, so if you like to get reply, dont do it