During the forensic investigation of a cyberattack involving credit card data, which of the following...

Comprehensive and Detailed Step-by-Step Explanation:

In forensic investigations,maintaining a proper chain of custodyiscriticalto ensuring that evidence is admissible in court and has not been altered.

Option A (Incorrect):Activatingsecurity features(e.g., encryption or tokenization) is apreventive measurebut does not aid in investigating the attack.

Option B (Incorrect):Blocking payment platforms may be necessary fordamage control, but it does not ensure a properinvestigation.

Option C (Correct):Thechain of custodyensures thatevidence remains intact, can betraced, and islegally validfor prosecution. This is the most critical aspect of forensic investigations.

Option D (Incorrect):Interviewing staff may provide insights, but without properevidence handling, the investigation’s integrity is at risk.