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Many WEP systems require a key in a relatively insecure format. What format is this?
Correct Answer: B
Explanation/Reference: 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. Many WEP systems require a key in hexadecimal format. If one chooses keys that spell words in the limited 0-9, A-F hex character set, these keys can be easily guessed.