Which of the following controls refers to requiring employees to use a combination of PINs,...

Comprehensive and Detailed In-Depth Explanation:

Authentication ensures that only authorized users can access a system by requiring credentials such as PINs, passwords, or biometrics.

Option A (Remote wipe) – Deletes data but does not control initial access.

Option B (Software encryption) – Protects stored data, not user access.

Option C (Device encryption) – Secures the device, but authentication controls access.

Since authentication ensures secure user verification, Option D is correct.