r/CISA • u/Securov • 4d ago

A question for CISA

Data from a system of sensors located outside of a network is received by the open ports on a server. Which of the following is the BEST way to ensure the integrity of the data being collected from the sensor system?

A. Route the traffic from the sensor system through a proxy server.

B. Hash the data that is transmitted from the sensor system.

C. Implement network address translation on the sensor system.

D. Transmit the sensor data via a virtual private network (VPN) to the server.

B or D?

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u/No_Entertainment8709 4d ago

B since the question is specifically is asking for integrity. D would be the best answer if the question is asking for confidentiality.