[plug] IPTables / Postfix

Chris Hoy Poy chris at hoypoy.id.au
Tue May 14 22:34:27 AWST 2019

Hi Alex,

Fail2ban is likely your best bet. Lots of modules around for it.

It's a fairly common problem - do you absolutely need it open to the world?
VPN is your next step up.


On Tue., 14 May 2019, 10:27 pm , <alex at spottedmouse.com> wrote:

> Over the past couple of weeks I have notices a large number of
> unsuccessful logging attempt from all over the world. I started putting a
> script together to collect the IP addresses and block them on IPTABLES.
> While this may not be the best approach it doesn’t worry me too much if
> some extra IPs are blocked.
> Do any of you know and can recommend some software solution which does
> this. Basically monitor the application logs and update the IPTable rules
> accordingly ?
> Thanks
> Alex
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