ICS/SCADA Cybersecurity — Question 36

Which of the following components is not part of the Authentication Header (AH)?

Answer options

• A. Replay
• B. Authentication
• C. Confidentiality
• D. Integrity

Correct answer: C

Explanation

The correct answer is C, as Confidentiality is not a service provided by the Authentication Header (AH). AH focuses on providing integrity and authentication, while confidentiality is typically handled by other protocols like the Encapsulating Security Payload (ESP). Options A, B, and D are all components or functions associated with AH.