Cyber security is an important part of sending information using digital signals. Because it keeps data safe while stored in the cloud and when they are transmitted. Option D is correct.
What are cybersecurity functions?
Analysts in cybersecurity defend an organization's hardware and network infrastructure against hackers and cybercriminals looking to harm them or steal confidential data.
When conveying information via digital signals, cyber security is a crucial component. because it protects data as it is sent and stored in the cloud.
Hence, option D is correct.
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