Wireless Communications with IEEE 802.11

Wireless communications are part of our lives, and both individuals and organizations extensivelly use IEEE 802.11 to allow access to resources and services.

This lecture will discuss some of the security mechanisms of IEEE 802.11, with a focus in Enterprise mode and the operation of IEEE 802.1x.

Download Links: Portuguese English

Recommended reading

• Security in Computing, 5th edition, C. P. Pfleeger, S. L. Pfleeger: Chap 6.3

  • You can use your University email with SSO to access this resource

• Segurança em Redes Informáticas, A. Zúquete, Chap 9

Relevant web resources

• Wired Equivalent Privacy
• IEEE 802.11i-2004
• IEEE 802.1X
• WEP Attack
• Breaking 104 bit WEP in less than 60 seconds
• Bettercap and PMKIDs
• Pwnagotchi: Deep Reinforcement Learning for Wifi Pwning!