ICA Securing Workloads Practice Question
Which THREE items are required to successfully authenticate a user via JWT in Istio?
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 'audiences' field to restrict token scope.
You need the issuer URL, the JWKS URI, and the audience to validate the JWT correctly.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
A PeerAuthentication resource.
Why it's wrong here
Not strictly required for JWT, though recommended for transport security.
- ✗
A Kubernetes ServiceAccount per user.
Why it's wrong here
Users authenticate via JWT; they don't need individual ServiceAccounts.
- ✓
The 'audiences' field to restrict token scope.
Why this is correct
Optional but highly recommended for security.
- ✓
The 'jwksUri' field pointing to the public key set.
Why this is correct
Required to verify the token signature.
- ✓
The 'issuer' field in RequestAuthentication.
Why this is correct
The issuer must match the token's 'iss' claim.
About these practice questions
This ICA question is part of Courseiva's 292-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam 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 ICA 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 ICA exam.