What should the system administrator do on the remote devices in order to address this issue?

An IoT system administrator discovers that unauthorized users are able to log onto and access data on remote IoT monitoring devices.

What should the system administrator do on the remote devices in order to address this issue?
A . Encrypt all locally stored data
B. Ensure all firmware updates have been applied
C. Change default passwords
D. Implement URL filtering

View Answer

Answer: C