Book Image

Kali Linux: Wireless Penetration Testing Beginner's Guide, Second Edition

By : Cameron Buchanan
Book Image

Kali Linux: Wireless Penetration Testing Beginner's Guide, Second Edition

By: Cameron Buchanan

Overview of this book

Table of Contents (19 chapters)
Kali Linux Wireless Penetration Testing Beginner's Guide
Credits
About the Authors
About the Reviewer
www.PacktPub.com
Disclaimer
Preface
Index

Revisiting WLAN frames


As this book deals with the security aspects of wireless, we will assume that you already have a basic understanding of the protocol and the packet headers. If not, or if it's been some time since you worked on wireless, this would be a good time to revisit this topic again.

Let's now quickly review some basic concepts of WLANs that most of you may already be aware of. In WLANs, communication happens over frames. A frame would have the following header structure:

The Frame Control field itself has a more complex structure:

The Type field defines three types of WLAN frame:

  1. Management frames: Management frames are responsible for maintaining communication between access points and wireless clients. Management frames can have the following subtypes:

    • Authentication

    • Deauthentication

    • Association request

    • Association response

    • Reassociation request

    • Reassociation response

    • Disassociation

    • Beacon

    • Probe request

    • Probe response

  2. Control frames: Control frames are responsible for ensuring a proper...