ISOISO 27001Security ControlsEASYFree question

What is the primary purpose of encryption as a security control?

A.To guarantee the availability and authenticity of a service by duplicating servers across two data centres
B.To detect tampering and confirm file origin by comparing a stored checksum
C.To remove malicious files and quarantine them before they can execute
D.To protect the confidentiality and integrity of data by making it unreadable without the proper key

Why D is correct

Encryption protects data confidentiality and integrity by transforming information into an unreadable format that can only be decrypted with the appropriate key.

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What is the primary purpose of encryption as a security control?

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What is the primary purpose of encryption as a security control?

Where this fits in the ISO 27001 exam

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