CCSP Cloud Platform and Infrastructure Security Practice Question
This CCSP practice question tests your understanding of cloud platform and infrastructure security. 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 company is implementing a software-defined perimeter (SDP) for their cloud environment. Which THREE characteristics are typical of an SDP? (Choose three.)
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Dynamic firewall rules based on user identity.
Option B is correct because software-defined perimeter (SDP) architecture uses dynamic firewall rules that are created on-the-fly based on user identity and device posture, rather than static IP addresses. The SDP controller authenticates the user and then dynamically provisions a firewall rule to allow the user's specific IP address to access the requested application, ensuring zero-trust network access.
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.
✗
Static IP whitelisting.
Why it's wrong here
SDP uses dynamic, identity-based access, not static IPs.
✓
Dynamic firewall rules based on user identity.
Why this is correct
SDP adjusts rules dynamically based on user identity.
Related concept
Read the scenario before looking for a memorised answer.
✓
Application-layer access control.
Why this is correct
SDP controls access at the application layer.
Related concept
Read the scenario before looking for a memorised answer.
✓
Mutual authentication between client and controller.
Why this is correct
Mutual authentication ensures both ends are verified.
Related concept
Read the scenario before looking for a memorised answer.
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates confuse SDP's dynamic, identity-based firewall rules with traditional static IP whitelisting (Option A), failing to recognize that SDP eliminates reliance on IP addresses for access control.
Detailed technical explanation
How to think about this question
Under the hood, SDP implements a 'black cloud' model where the controller authenticates the user via protocols like SAML or OAuth, then pushes a temporary firewall rule (often via iptables or cloud security groups) that allows only that user's IP and port to the application gateway. In a real-world scenario, if a user's IP changes mid-session, the SDP controller re-authenticates and updates the rule dynamically, preventing lateral movement by attackers.
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 Platform and Infrastructure Security — This question tests Cloud Platform and Infrastructure Security — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Dynamic firewall rules based on user identity. — Option B is correct because software-defined perimeter (SDP) architecture uses dynamic firewall rules that are created on-the-fly based on user identity and device posture, rather than static IP addresses. The SDP controller authenticates the user and then dynamically provisions a firewall rule to allow the user's specific IP address to access the requested application, ensuring zero-trust network access.
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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