Certbot from Let's Encrypt is the defacto method for installing and maintaining TLS certificates. Before you can use it on your new Ubuntu server you have to install it. Walk through the steps to install a TLS certificate with Nginx reverse-proxy
Let's talk about how Certbot goes about validating your domain before issuing a TLS certificate
Certbot from Let's Encrypt is the best thing going for installing and maintaining your site certificates. Use this simple one-line command to set it and forget it.
Certbot from Let's Encrypt is the defacto method for installing and maintaining TLS certificates. Before you can use it on your new Ubuntu server you have to install it. Use this easy one-liner to make it happen.