iRedAPD-3.6 (Postfix policy server) has been released, it's a bug fix release.
Please follow this short tutorial to upgrade it: https://docs.iredmail.org/upgrade.iredapd.html

Improvements

• plugins/reject_sender_login_mismatch.py: able to verify whether sender is a member of subscribeable (mlmmj) mailing list.

Fixed issues

• plugins/reject_sender_login_mismatch.py: bypass if sender is sending as null sender with smtp auth. Leave it to plugin
  `reject_null_sender`.

• plugins/throttle.py: not treat email from localhost (127.0.0.1 or ::1) but no SMTP authentication as outbound.