The answer is the provider’s encryption standards for data at rest and in transit. This is the most important factor because encryption directly prevents an attacker from extracting readable data, even if other controls like access management are bypassed; weak encryption, such as outdated TLS 1.0 or AES-128-CBC with predictable initialization vectors, leaves data vulnerable to interception or decryption during a data exfiltration risk assessment of a third-party cloud provider. On the CRISC exam, this question tests your ability to prioritize technical controls over procedural ones—a common trap is choosing “access controls” or “incident response,” but encryption is the last line of defense against unauthorized data extraction. Remember the mnemonic “E.T. Encrypts Twice” to recall that encryption for both at rest and in transit is the primary mitigation for exfiltration risk.
CRISC IT Risk Assessment Practice Question
This CRISC practice question tests your understanding of it risk assessment. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. 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 risk assessor is evaluating a third-party cloud service provider. Which of the following is the MOST important factor to consider when assessing the risk of data exfiltration?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The provider's encryption standards for data at rest and in transit
Data exfiltration risk is primarily mitigated by strong encryption standards for data at rest and in transit. Even if a provider has robust access controls, weak encryption (e.g., using TLS 1.0 or AES-128-CBC with predictable IVs) can allow an attacker to intercept or decrypt data during transfer or storage. Encryption directly prevents unauthorized extraction of readable data, making it the most critical factor.
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.
✗
The provider's data portability and exit process
Why it's wrong here
Portability relates to vendor lock-in.
✗
The provider's service level agreement (SLA) for uptime
Why it's wrong here
Uptime relates to availability, not confidentiality.
✗
The number of security certifications held by the provider
Why it's wrong here
Certifications indicate compliance, not specific controls.
✓
The provider's encryption standards for data at rest and in transit
Why this is correct
Encryption is key to protecting data.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often choose 'security certifications' (Option C) as a proxy for security, but CRISC emphasizes that certifications are process-based and do not guarantee technical controls like encryption strength, which directly addresses the exfiltration threat.
Detailed technical explanation
How to think about this question
Encryption standards matter at the protocol level: for data in transit, TLS 1.2+ with forward secrecy (e.g., ECDHE) and strong ciphers (AES-256-GCM) prevent man-in-the-middle decryption; for data at rest, AES-256 with XTS mode (for storage) or GCM (for authenticated encryption) ensures that even if storage media is stolen, data remains unreadable. A real-world scenario is the 2019 Capital One breach, where a misconfigured firewall allowed exfiltration of data that was not encrypted at rest in S3 buckets.
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 practitioner preparing for the CRISC exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
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.
IT Risk Assessment — This question tests IT Risk Assessment — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: The provider's encryption standards for data at rest and in transit — Data exfiltration risk is primarily mitigated by strong encryption standards for data at rest and in transit. Even if a provider has robust access controls, weak encryption (e.g., using TLS 1.0 or AES-128-CBC with predictable IVs) can allow an attacker to intercept or decrypt data during transfer or storage. Encryption directly prevents unauthorized extraction of readable data, making it the most critical factor.
What should I do if I get this CRISC 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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Question Discussion
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