If you have TrueNAS CORE or Scale, it could be on your local network behind a router and maybe firewall. The whole process of using a Dynamic DNS and port forwarding if not complicated is not easy either. We will in this article setup Let's Encrypt certificate with DNS challenge on TrueNAS VM or jail.
Cloudflare is a content delivery network which is easy to use with any website. If you are running a WordPress site, it will help distribute your site contents using Geolocation feature. In this article I am going to show you how to use Cloudflare as CDN for your website.
In this article we will install certbot from Let's encrypt and get a certificate on Ubuntu 20.04 including how to renew and delete them.