How to build a let's Encrypt Certificate
To secure a web site behind the reverse proxy, configure the proxy to terminate HTTPS and handle all SSL/TLS traffic for that site. A quick, cost-free way to obtain the required certificate is to use Let’s Encrypt.
To secure a web site behind the reverse proxy, configure the proxy to terminate HTTPS and handle all SSL/TLS traffic for that site.
A quick, cost-free way to obtain the required certificate is to use Let’s Encrypt.
On the left menu, go to Your System > Certificates Center
Click on the button “New Certificate”

- Fill the form properly and pay attention of the Common Name that represents the hostname of your Web server.
- Click on “Generate Certificate” button

- Your certificate settings is now saved in the list, click on the new generated certificate configuration.

- Click on “Let's Encrypt Certificate” button

- If you want the certificate handle other hostnames, set the list in “All Others Domains” field.
- Click on the Create Certificate button

- Your certificate is now stamped to “Let's Encrypt” certificate in the list, you can now affect the certificate to your reverse-proxy website.
