In January 2017, I wrote an article about how to protect your Wordpress blog using the WP Fail2Ban plugin, fail2ban on your Linux/ FreeBSD host, and CloudFlare. Back then, the fail2ban was using the CloudFlare API V1, which was already deprecated since November 2016. [caption id=“attachment_3785” align=“alignnone” width=“640”] Free-Photos/ pixabay.com/ Creative Commons CC0[/caption] Although the actions were updated later to use CloudFlare API V4, I still had problems with the unbaning of IP addresses.