CWNP CWSP-208 Exam - Topic 3 Question 24 Discussion
What is the purpose of the Pairwise Transient Key (PTK) in IEEE 802.11 Authentication and Key Management?
B) The PTK contains keys that are used to encrypt unicast data frames that traverse the wireless medium.
A) The PTK is a type of master key used as an input to the GMK, which is used for encrypting multicast data frames.
C) The PTK is XOR'd with the PSK on the Authentication Server to create the AAA key.
D) The PTK is used to encrypt the Pairwise Master Key (PMK) for distribution to the 802.1X Authenticator prior to the 4-Way Handshake.
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