- A
Cross-region replication
Why wrong: Replication is for durability, not access control.
- B
Bucket versioning
Why wrong: Versioning is for data protection, not access control.
- C
Pre-signed URLs for the object
Pre-signed URLs provide temporary, specific access.
- D
Object ACLs with public read access
Why wrong: Public access would allow anyone, not just authorized users.
- E
Bucket policies using IAM
IAM policies define who can access the bucket.
Question 795 of 1,000
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 storage administrator wants to ensure that only authorized users can access objects in a bucket, and they need to provide time-limited access to a specific object for an external partner. Which TWO access control methods should they use? (Choose two.)
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Pre-signed URLs for the object
Pre-signed URLs (Option C) are the correct method for granting time-limited access to a specific object for an external partner because they embed authentication credentials (e.g., AWS Signature Version 4) directly into the URL, allowing temporary access without requiring the partner to have AWS credentials or IAM permissions. This mechanism enforces a configurable expiration time, ensuring access is revoked automatically after the specified period.
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.
- ✗
Cross-region replication
Why it's wrong here
Replication is for durability, not access control.
- ✗
Bucket versioning
Why it's wrong here
Versioning is for data protection, not access control.
- ✓
Pre-signed URLs for the object
Why this is correct
Pre-signed URLs provide temporary, specific access.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Object ACLs with public read access
Why it's wrong here
Public access would allow anyone, not just authorized users.
- ✓
Bucket policies using IAM
Why this is correct
IAM policies define who can access the bucket.
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 confuse bucket policies (Option E) with pre-signed URLs, but bucket policies are used for broad, persistent access control across the entire bucket, not for time-limited, object-specific access to an external partner without IAM credentials.
Detailed technical explanation
How to think about this question
Pre-signed URLs work by generating a cryptographic signature using the secret access key of the IAM user or role, combined with the HTTP method, expiration timestamp, and object path. The signature is validated by the cloud provider's service (e.g., AWS S3) upon request; if the timestamp has passed, the request is denied with a 403 Forbidden error. In real-world scenarios, this is commonly used for secure file uploads from external partners or for sharing large datasets without exposing bucket policies.
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 security analyst at a medium-sized enterprise encounters this scenario during an investigation or architecture review. The correct answer reflects best practice for the specific threat or control described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Security exam questions test whether you can match controls to threats in context — not just recall definitions.
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 — study guide chapter
Learn the concepts, then practise the questions
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FAQ
Questions learners often ask
What does this CCSP question test?
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: Pre-signed URLs for the object — Pre-signed URLs (Option C) are the correct method for granting time-limited access to a specific object for an external partner because they embed authentication credentials (e.g., AWS Signature Version 4) directly into the URL, allowing temporary access without requiring the partner to have AWS credentials or IAM permissions. This mechanism enforces a configurable expiration time, ensuring access is revoked automatically after the specified period.
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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Last reviewed: Jul 4, 2026
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.
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