- A
Bucket ACLs
Why wrong: ACLs apply to all objects in the bucket and require cloud credentials.
- B
Bucket policies with conditions
Why wrong: Bucket policies with conditions still require the requester to have credentials.
- C
IAM policies
Why wrong: IAM policies grant access to users/roles with credentials, not time-limited anonymous access.
- D
Pre-signed URLs
Pre-signed URLs provide time-limited access to a specific object without requiring the requester to have cloud credentials.
Question 454 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.
Which of the following is the most granular method to grant time-limited access to a specific object in a cloud storage bucket without requiring the requester to have AWS credentials?
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
Pre-signed URLs (or signed URLs) grant time-limited access to a specific object, and the requester does not need to be authenticated with cloud credentials.
Key principle: ACLs process entries top to bottom and stop at the first match. Entry order and interface direction matter as much as the permit or deny statement.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Bucket ACLs
Why it's wrong here
ACLs apply to all objects in the bucket and require cloud credentials.
- ✗
Bucket policies with conditions
Why it's wrong here
Bucket policies with conditions still require the requester to have credentials.
- ✗
IAM policies
Why it's wrong here
IAM policies grant access to users/roles with credentials, not time-limited anonymous access.
- ✓
Pre-signed URLs
Why this is correct
Pre-signed URLs provide time-limited access to a specific object without requiring the requester to have cloud credentials.
Related concept
Standard ACLs match source addresses.
Common exam traps
Common exam trap: ACLs stop at the first match
ACLs are processed top to bottom. The first matching entry wins, and an implicit deny usually exists at the end.
Detailed technical explanation
How to think about this question
ACL questions test precision: source, destination, protocol, port and direction. A generally correct ACL can still fail if it is applied on the wrong interface or in the wrong direction.
KKey Concepts to Remember
- Standard ACLs match source addresses.
- Extended ACLs can match source, destination, protocol and ports.
- The first matching ACL entry is used.
- There is usually an implicit deny at the end.
TExam Day Tips
- Check inbound versus outbound direction.
- Read the ACL from top to bottom.
- Look for a broader permit or deny above the intended line.
Key takeaway
ACLs process entries top to bottom and stop at the first match. Entry order and interface direction matter as much as the permit or deny statement.
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. ACLs process entries top to bottom and stop at the first match. Entry order and interface direction matter as much as the permit or deny statement. 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.
Review ACL processing order, placement rules (standard near destination, extended near source), and inbound vs outbound direction. Study wildcard masks and implicit deny. Then practise related CCSP ACL questions on filtering logic and placement.
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FAQ
Questions learners often ask
What does this CCSP question test?
Cloud Data Security — This question tests Cloud Data Security — Standard ACLs match source addresses..
What is the correct answer to this question?
The correct answer is: Pre-signed URLs — Pre-signed URLs (or signed URLs) grant time-limited access to a specific object, and the requester does not need to be authenticated with cloud credentials.
What should I do if I get this CCSP question wrong?
Review ACL processing order, placement rules (standard near destination, extended near source), and inbound vs outbound direction. Study wildcard masks and implicit deny. Then practise related CCSP ACL questions on filtering logic and placement.
What is the key concept behind this question?
Standard ACLs match source addresses.
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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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