The Fern Wifi-Cracker is a GU- based tool written in Python for testing the security of wireless networks. There are currently two supported versions: a paid, professional version that has a great deal more functionality, and a free version that has limited functionality. The version included with Kali Linux requires aircrack-ng and other wireless tools to function properly.
To start Fern, you can navigate to Applications | Wireless Attacks | Fern Wifi Cracker, or type the following into command prompt:
The following screenshot is the initial page that loads:
We will use the Fern Wifi Cracker to attack ...