Leveraging Enhanced Authentication for MQTT Security

In previous posts, we introduced that through the Username and Password fields in the MQTT CONNECT packet, we can implement some simple authentication, such as password authentication and token authentication. This article will delve into a more advanced authentication approach known as Enhanced Authentication.

What Is Enhanced Authentication?

Enhanced authentication is a novel authentication framework introduced in MQTT 5.0. It offers a range of alternative methods that are more secure than traditional password authentication.