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CompTIA Security+ study material · question 308 of 611

A smart card requires a PIN before it will sign an authentication challenge. How many factors does this represent?

  1. Two: possession of the card and inherence of the certificate
  2. One, because it is a single credential
  3. Three, once the certificate is counted
  4. Two: possession of the card and knowledge of the PIN
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Answer: D. Two: possession of the card and knowledge of the PIN

The card is something you have and the PIN is something you know, delivered in one credential.

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