Understanding Cisco Cybersecurity Fundamentals (SECFND, legacy) — Question 8

Which of the following authentication methods can be considered examples of authentication by knowledge? (Select all that apply.)

Answer options

• A. Password
• B. Token
• C. PIN
• D. Fingerprint

Correct answer: A

Explanation

The correct options for knowledge-based authentication are 'Password' and 'PIN', as they require the user to remember and provide specific information. 'Token' and 'Fingerprint' are examples of possession and biometric authentication methods, respectively, which do not rely on knowledge.