Appendix A Answers to Review Questions
Chapter 1: WLAN Security Overview
1. E. The 802.11-2012 standard defines what is known as a robust security network (RSN) and robust security network associations (RSNAs). CCMP/AES encryption is the mandated encryption method, whereas TKIP/ARC4 is an optional encryption method.
2. A, C. The Wi-Fi Protected Access (WPA) certification was a snapshot of the not-yet-released 802.11i amendment, supporting only the TKIP/ARC4 dynamic encryption-key generation. 802.1X/EAP authentication was required in the enterprise, and passphrase authentication was required in a SOHO or home environment. LEAP is Cisco-proprietary and is not specifically defined by WPA. Neither dynamic WEP nor CCMP/AES were defined for encryption. ...
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