CISSP – Information Systems Security Architecture Professional (ISSAP) — Question 21

Which of the following is used to authenticate asymmetric keys?

Answer options

• A. Digital signature
• B. MAC Address
• C. Demilitarized zone (DMZ)
• D. Password

Correct answer: A

Explanation

A digital signature is a cryptographic technique that confirms the authenticity of a message or document, making it essential for authenticating asymmetric keys. The other options, such as MAC Address, DMZ, and Password, do not apply to the authentication of asymmetric keys.