If you see such warning, it means that the ip of your site has been banned from CloudFlare so you need to make trust the ip of your site.
First of all, you need open My Websites page and click on the Threat control link.
And now you need to find the ip of your site and click on the trust button.
We solved our problem with paypal. You can now purchase a premium license with Paypal. https://www.wpfastestcache.com/#buy
If you have already paid, you should have gotten an email from us which contains the zipped file.
WP Fastest Cache Premium updates the plugin automatically but sometimes you can get problem about update.
Purchase your first license and see why 1,500,000+ websites globally around the world trust us.
