Chapter 13

802.11 Network Security Architecture

In this chapter, you will learn about the following:

802.11 security basics

Data privacy

Authentication, authorization, and accounting (AAA)


Monitoring and policy

Legacy 802.11 security

Legacy authentication

Static WEP encryption

MAC filters

SSID cloaking

Robust security

Robust security network (RSN)

Authentication and authorization

PSK authentication

Proprietary PSK authentication

802.1X/EAP framework

EAP types

Dynamic encryption-key generation

4-Way Handshake


TKIP encryption

CCMP encryption

Traffic segmentation



Infrastructure security

Physical security

Interface security

VPN wireless security

Layer 3 VPNs


VPN deployment

Guest WLAN security

Captive ...

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