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CWSP-206 · Question #13

In the basic 4-way handshake used in secure 802.11 networks, what is the purpose of the ANonce and SNonce?

The correct answer is D. They are input values used in the derivation of the Pairwise Transient Key. See the full explanation below for the reasoning.

Question

In the basic 4-way handshake used in secure 802.11 networks, what is the purpose of the ANonce and SNonce?

Exhibit

CWSP-206 question #13 exhibit

Options

  • AThey are added together and used as the GMK, from which the GTK is derived.
  • BThey are used to pad Message 1 and Message 2 so each frame contains the same number of
  • CThe IEEE 802.11 standard requires that all encrypted frames contain a nonce to serve as a
  • DThey are input values used in the derivation of the Pairwise Transient Key.

How the community answered

(54 responses)
  • A
    6% (3)
  • B
    9% (5)
  • C
    2% (1)
  • D
    83% (45)

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