- A
Network policies
Why wrong: Network policies govern pod-to-pod traffic, not image admission.
- B
Admission controller (e.g., OPA Gatekeeper)
Admission controllers can enforce policies such as requiring signed images.
- C
RBAC policies
Why wrong: RBAC controls what users can do, not image validation.
- D
Secrets management with Vault
Why wrong: Secrets management stores sensitive data but does not validate images.
CCSP Practice Question: In a Kubernetes environment, a security team…
This CCSP practice question tests your understanding of ccsp exam topics. 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.
In a Kubernetes environment, a security team wants to enforce that only images signed by a trusted authority can be deployed. Which component can be used to validate image signatures at admission time?
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
Admission controller (e.g., OPA Gatekeeper)
Admission controllers like OPA Gatekeeper or Kyverno can verify image signatures before a pod is created. RBAC controls access, not image validity; network policies manage traffic; secrets management handles credentials.
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.
- ✗
Network policies
Why it's wrong here
Network policies govern pod-to-pod traffic, not image admission.
- ✓
Admission controller (e.g., OPA Gatekeeper)
Why this is correct
Admission controllers can enforce policies such as requiring signed images.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
RBAC policies
Why it's wrong here
RBAC controls what users can do, not image validation.
- ✗
Secrets management with Vault
Why it's wrong here
Secrets management stores sensitive data but does not validate images.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Detailed technical explanation
How to think about this question
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
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.
- Use explanations to understand the rule behind the answer.
TExam Day Tips
- Underline the problem statement mentally.
- 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.
Quick reference
Access Control Model Comparison
| Model | Acronym | Who Controls Access? | Best For |
|---|---|---|---|
| Discretionary Access Control | DAC | Resource owner | Small teams, file shares |
| Mandatory Access Control | MAC | System / security labels | Classified govt / military |
| Role-Based Access Control | RBAC | Administrator (via roles) | Enterprise environments |
| Attribute-Based Access Control | ABAC | Policy engine (user + resource attributes) | Fine-grained, dynamic policies |
| Rule-Based Access Control | RuBAC | System rules / ACLs | Firewall rules, network ACLs |
What to study next
Got this wrong? Here's your next step.
Identify which CCSP exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
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FAQ
Questions learners often ask
What does this CCSP question test?
Read the scenario before looking for a memorised answer.
What is the correct answer to this question?
The correct answer is: Admission controller (e.g., OPA Gatekeeper) — Admission controllers like OPA Gatekeeper or Kyverno can verify image signatures before a pod is created. RBAC controls access, not image validity; network policies manage traffic; secrets management handles credentials.
What should I do if I get this CCSP question wrong?
Identify which CCSP exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
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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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