Web traffic should not travel through the internet in plaintext. When exposing our Odoo web server to be used on a network, we should use the HTTPS protocol to have the traffic encrypted.
In some cases, it might be acceptable to use a self-signed certificate. Keep in mind that using a self-signed certificate can pose some security risks, however, such as man-in-the-middle attacks, and may not be allowed by some browsers.
For a more robust solution, you should use a certificate signed by a recognized certificate authority. This is particularly important if you're running a commercial or e-commerce website.
The Let's Encrypt service at https://letsencrypt.org provides free certificates. An Odoo add-on module exists to handle the automatic requesting of SSL certificates for the Odoo server, but at the time of writing, it wasn&apos...