WPA2 uses AES for wireless data encryption at which of the following encryption levels?

WPA2 uses AES for wireless data encryption at which of the following encryption levels?
A . 128 bit and CRC
B. 128 bi and TKIP
C. 128 bit and CCMP
D. 64 bit and CCMP

Answer: C

Explanation:

128 bit and CCMP

Counter Mode with Cipher Block Chaining Message Authentication Code Protocol (CCMP) is an encryption protocol that forms part of the 802.11i standard for wireless local area networks (WLANs), particularly those using WiMax technology. CCMP employs 128-bit keys and a 48-bit initialization vector that minimizes vulnerability to replay attacks.

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