- On Sat, Mar 23, 2013 at 11:31 AM, Benny Pedersen <me@...> wrote:
> Ejaz skrev den 2013-03-23 11:49:very interesting link, as I understand my postfix is not prepared for
>> How do I configure my postfix not to accept the emails which sent on
>> invalid address?, since morning we have been noticed that there huge
>> spam dictionary attack on our server, all originated emails are from
>> random IPs and random from address to the invalid recipient.
> pretty common, just make sure not to use catch-all in postfix, then logs and
> count what ips abuse most or is not have there own rir listning (dynamic ips
> should be smtp auth only)
>> Thanks in advance for you kind help in regards to the control such spam
> are you missing http://www.hardwarefreak.com/fqrdns.pcre ? :)
pcre thus I won't be able to use it, right?
$ /usr/sbin/postconf -m
- 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