KCSA Kubernetes Cluster Component Security Practice Question
Which TWO of the following scenarios represent severe security misconfigurations in a Kubernetes cluster control plane? (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
✓
The API server is configured with --insecure-port pointing to an active HTTP listener.
Exposing the API server insecure port and allowing anonymous authentication are severe misconfigurations.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Etcd is configured with client certificate authentication and mTLS enabled.
Why it's wrong here
This is a secure configuration.
- ✗
Kubelet authorization mode is set to Webhook.
Why it's wrong here
This is a secure configuration.
- ✓
The API server is configured with --insecure-port pointing to an active HTTP listener.
Why this is correct
Allows unauthenticated/unauthorized access.
- ✓
The API server or kubelet has anonymous authentication enabled (--anonymous-auth=true).
Why this is correct
Permits unauthenticated requests against core endpoints.
- ✗
Secrets are encrypted at rest using an EncryptionConfiguration file.
Why it's wrong here
This is a secure configuration.
About these practice questions
Courseiva writes every KCSA question from scratch — 319 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official CNCF / Linux Foundation exam blueprint
This KCSA practice question is part of Courseiva's free CNCF / Linux Foundation 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 KCSA exam.