フリー問題

問題文

Readings from a wearable monitor travel over a shared radio network to a clinic. The sponsor states one requirement only: an observer who captures the traffic must learn nothing about the readings themselves. Which core concept states that requirement?

選択肢

1. The characterization asked for is data confidentiality gates in this case.
2. The characterization asked for is audit traceability controls in this case.
3. The characterization asked for is control ownership constraints in this case.
4. The characterization asked for is risk appetite justifications in this case.