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Which of the following is the only encryption used?

A system administrator wants to enable WPA2 CCMP. Which of the following is the only encryption used?

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A.
RC4

B.
DES

C.
3DES

D.
AES

Explanation:
Cipher Block Chaining Message Authentication Code Protocol (CCMP) makes use of 128-bit AES encryptionwith a 48-bit initialization vector.

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