Wi-Fi Protected Setup (WPS) supports four modes for adding devices to a network. Which mode has serious security vulnerabilities due to a brute-force attack?

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ANear-field communication
BPush button
CPIN
DUSB

✓ Correct answer: C. PIN WPS PIN mode was shown to be susceptible to brute-force attacks, allowing attackers to recover the WPS PIN and gain network access. The vulnerability was publicly demonstrated, leading to recommendations to disable WPS PIN mode.

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Wi-Fi Protected Setup (WPS) supports four modes for adding devices to a network. Which mode has serious security vulnerabilities due to a brute-force attack?

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