Re: Best current practice to analyze brute force login attempts?

2021-07-30 Thread Aleksei Shpakovskii
he firewall, but maintaining such a > blacklist still requires to understand, who is attacking and how.) > > > regards > > Hadmut > > > > > > -- Aleksei Shpakovskii Quality Automation Engineer / Release Coordinator CFEngine / Northern.tech

Re: Verifying recipients before checking RBL

2021-05-13 Thread Aleksei Shpakovskii
Thanks! With reject_unlisted_recipient it indeed works as desired! On Thu, May 13, 2021 at 1:45 AM Wietse Venema wrote: > > Aleksei Shpakovskii: > > Hi, > > > > I would like to verify recipient address before hitting DNS RBL. But > > it seems I'm unable to

Verifying recipients before checking RBL

2021-05-12 Thread Aleksei Shpakovskii
Hi, I would like to verify recipient address before hitting DNS RBL. But it seems I'm unable to do this. Am I doing something wrong? Using 32-bit Postfix 3.6.0-r0 from Alpine inside Docker container. My main.cf file looks like this: # main.cf # mydomain=example.net compatibility_level=3