Which of the following is an example of multifactor authentication?

Question

Options

• AA password policy that requires both upper and lowercase letters
• BA short message service (SMS) message sent to a phone and an access PIN
• CEncryption of cached password information and a challenge question
• DA password that expires after 90 days and a PIN

• A
  10% (5)
• B
  83% (40)
• C
  4% (2)
• D
  2% (1)

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