The answer is to deploy DLP tools to inspect outbound traffic for sensitive data patterns and implement strict IAM policies with least privilege. Deploying DLP tools allows continuous monitoring of data in motion across multi-cloud environments, scanning for patterns like credit card numbers or classified labels before they leave authorized boundaries, which is essential for preventing data exfiltration. Least privilege IAM policies complement this by ensuring that even if a workload is compromised, an attacker cannot leverage excessive permissions to move or copy sensitive data out. On the CCSP exam, this pairing tests your understanding that technical controls (DLP) must be reinforced by administrative controls (IAM) to create defense in depth; a common trap is choosing only one tool-based answer while ignoring the foundational access control. Remember the mnemonic “Least Privilege Locks, DLP Watches the Door” to recall that both are required for effective multi-cloud DLP.
CCSP Cloud Data Security Practice Question
This CCSP practice question tests your understanding of cloud data 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 cloud security architect is designing a data loss prevention (DLP) strategy for a multi-cloud environment. Which TWO actions are effective in preventing unauthorized exfiltration of sensitive data?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Implement strict Identity and Access Management (IAM) policies with least privilege
Option D is correct because implementing strict IAM policies with least privilege ensures that users and services have only the minimum permissions necessary to perform their functions. This directly limits the attack surface and prevents unauthorized access to sensitive data, which is a foundational control against exfiltration. Without least privilege, even with other controls in place, an over-privileged account could be exploited to move or copy data out of the environment.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✗
Enable detailed logging and monitoring of all data access events
Why it's wrong here
Incorrect: Logging is detective, not preventive.
✗
Encrypt all data at rest using provider-managed keys
Why it's wrong here
Incorrect: Encryption does not prevent authorized users from exfiltration.
✗
Use a cloud access security broker (CASB) to enforce data classification
Why it's wrong here
Incorrect: CASB provides visibility but not direct prevention of exfiltration.
✓
Implement strict Identity and Access Management (IAM) policies with least privilege
Why this is correct
Correct: Limits access to sensitive data, reducing exfiltration risk.
Related concept
Read the scenario before looking for a memorised answer.
✓
Deploy DLP tools to inspect outbound traffic for sensitive data patterns
Why this is correct
Correct: DLP can block unauthorized transmissions.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
Common exam trap: answer the scenario, not the keyword
ISC2 often tests the distinction between preventive and detective controls, and the trap here is that candidates confuse monitoring (detective) or encryption (protective but not preventive against exfiltration by authorized users) with direct prevention mechanisms like least privilege and DLP content inspection.
Detailed technical explanation
How to think about this question
Least privilege IAM policies rely on role-based access control (RBAC) and attribute-based access control (ABAC) to grant granular permissions, often using conditions such as source IP, time of day, or multi-factor authentication (MFA) to further restrict access. In a multi-cloud environment, this requires consistent policy enforcement across providers like AWS IAM, Azure RBAC, and GCP IAM, often using a centralized identity provider (IdP) with SAML 2.0 or OIDC. A real-world scenario is a storage bucket with sensitive data where a developer's service account has read-only access to a specific prefix, preventing bulk download of all objects.
KKey Concepts to Remember
Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
TExam Day Tips
→Watch for words such as best, first, most likely and least administrative effort.
→Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
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
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Cloud Data Security — This question tests Cloud Data Security — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Implement strict Identity and Access Management (IAM) policies with least privilege — Option D is correct because implementing strict IAM policies with least privilege ensures that users and services have only the minimum permissions necessary to perform their functions. This directly limits the attack surface and prevents unauthorized access to sensitive data, which is a foundational control against exfiltration. Without least privilege, even with other controls in place, an over-privileged account could be exploited to move or copy data out of the environment.
What should I do if I get this CCSP question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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This CCSP 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 CCSP exam.
Question Discussion
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