CCSP Cloud Platform and Infrastructure Security Practice Question
A security engineer is implementing container image security. They want to ensure that only signed images from a trusted registry can be deployed in the Kubernetes cluster. Which tool should they use to enforce this at the admission controller level?
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
✓
Cosign
Cosign is a tool for signing and verifying container images. It integrates with admission controllers like Kyverno or OPA Gatekeeper to enforce that only signed images are deployed.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Clair
Why it's wrong here
Clair is also a vulnerability scanner.
- ✗
Trivy
Why it's wrong here
Trivy is a vulnerability scanner, not a signing tool.
- ✓
Cosign
Why this is correct
Cosign supports image signing and verification, and can be used with admission controllers.
- ✗
Snyk Container
Why it's wrong here
Snyk Container is a vulnerability scanner and does not handle signing.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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.