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Electronic Access ControlQuestion 6 / 10

Which credential format is most vulnerable to being cloned by a low-cost reader device?

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✓ Correct answer: D. Standard 125 kHz HID proximity card Standard 125 kHz HID proximity cards broadcast a fixed, unencrypted ID number, making them easy to clone with inexpensive off-the-shelf devices. Modern smart card formats use encryption and mutual authentication to prevent cloning.

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Topic: Electronic Access Control
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