As part of the IEEE 802.11 standard ratified in September 1999, WEP uses which stream cipher for confidentiality?

A. CRC-32

B. CRC-64

C. DES

D. 3DES

E. RC4

F. RC5

G. None of the choices.

Explanation:

As part of the IEEE 802.11 standard ratified in September 1999, WEP uses the stream cipher RC4 for confidentiality and the CRC-32 checksum for integrity.