How to avoid WiFi deauth attacks with Ubiquiti UAP AC WiFi Access Point

Introduction

In 2009, it was approved the IEEE 802.11w-2009 to increase the security of management frames.

The option in the unifi controller is called Protected management frames (PMF)

The setting only applies to third-generation access points in the UniFi universe. Means that the following access points support PMF:

How to enable PMF (Protected management frames)

To enable protected management frames to follow the next steps.

  1. Settings -> Wireless Networks -> WLAN Group (upper right corner) click edit button:

Unifi controller enable PMF step 1

  1. Click on advanced options

You can use optional or required to enable this option.

Unifi controller enable PMF step 2