# vilain Mimic fail2ban with pf for OpenBSD. Inspired from http://www.vincentdelft.be/post/post_20161106 In pf.conf, add according to your configuration : table persist block quick from You might want to add a cron task to remove old banned IP. As example, to ban for one day max : pfctl -t vilain_bruteforce -T expire 86400 To see banned IP : pfctl -t vilain_bruteforce -T show