A municipal smart grid operator manages electrical distribution across regional substations and stores customer smart-meter billing records on its central server network.
Control room operators already use physical smartcard multi-factor authentication to log in to central terminals.
Explain, with reference to network and system security, three other measures that the operator could implement to protect its control network and sensitive customer databases.
15 exam-style questions on OCR GCSE Computer Science Identifying and preventing vulnerabilities. Each one has a worked solution and a mark scheme showing where the marks go.