This CISSP practice question tests your understanding of asset security. Match the stated requirement to the specific cloud service, access model, or configuration option — many options are valid in isolation but not for this scenario. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A company wants to ensure that data is properly classified before storage. Which control should be implemented?
Data Classification Policy
A Data Classification Policy defines how data should be classified, ensuring proper handling.
Encryption
Why wrong: Encryption protects data but does not provide a classification mechanism.
Data Loss Prevention (DLP)
Why wrong: DLP is a monitoring and enforcement tool, not a classification policy.
Access Control Lists (ACLs)
Why wrong: ACLs manage permissions but do not enforce classification.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Data Classification Policy
A Data Classification Policy is the foundational control that defines the categories (e.g., public, internal, confidential) and handling requirements for data before it is stored. Without a policy, technical controls like encryption or DLP lack the classification labels needed to apply the correct rules. The policy ensures that data owners and custodians consistently label data at creation or ingestion, enabling downstream security controls to function correctly.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
Data Classification Policy
Why this is correct
A Data Classification Policy defines how data should be classified, ensuring proper handling.
Related concept
Read the scenario before looking for a memorised answer.
Encryption
Why it's wrong here
Encryption protects data but does not provide a classification mechanism.
Data Loss Prevention (DLP)
Why it's wrong here
DLP is a monitoring and enforcement tool, not a classification policy.
Access Control Lists (ACLs)
Why it's wrong here
ACLs manage permissions but do not enforce classification.
Common exam traps
The trap here is that candidates confuse a technical control (like encryption or DLP) with the administrative control (the policy) that governs classification, leading them to pick a tool instead of the foundational directive.
Detailed technical explanation
A Data Classification Policy typically includes schema definitions (e.g., labels like 'Confidential' or 'Restricted'), handling procedures, and retention rules aligned with regulatory frameworks such as GDPR or HIPAA. Under the hood, this policy drives automated tools like Microsoft Purview or AWS Macie that apply metadata tags (e.g., sensitivity labels) to objects in storage. In a real-world scenario, a healthcare provider must classify patient records as 'PHI' before storage to ensure encryption at rest and access logging are enforced by the storage system.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
A developer is choosing between AES-256 (symmetric) and RSA-2048 (asymmetric) for encrypting a large file that will be sent to a partner. Symmetric encryption is fast but requires key exchange; asymmetric is slower but solves the key distribution problem. A hybrid approach — encrypt the file with AES, encrypt the AES key with RSA — is standard. Questions like this test whether you understand when each approach applies.
What to study next
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FAQ
Asset Security — This question tests Asset Security — Read the scenario before looking for a memorised answer..
The correct answer is: Data Classification Policy — A Data Classification Policy is the foundational control that defines the categories (e.g., public, internal, confidential) and handling requirements for data before it is stored. Without a policy, technical controls like encryption or DLP lack the classification labels needed to apply the correct rules. The policy ensures that data owners and custodians consistently label data at creation or ingestion, enabling downstream security controls to function correctly.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 24, 2026
This CISSP practice question is part of Courseiva's free ISC2 certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the CISSP exam.
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