ICA Advanced Scenarios Practice Question
Which THREE items are required to configure mTLS for an external service that is being added to the mesh?
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
✓
DestinationRule with TLS config
To connect to an external service with mTLS, you need to define the service, configure egress, and provide the client certificates.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
DestinationRule with TLS config
Why this is correct
Configures the TLS/mTLS parameters.
- ✗
EnvoyFilter for mTLS
Why it's wrong here
DestinationRule is the preferred way for TLS config.
- ✓
ServiceEntry
Why this is correct
Registers the external host.
- ✓
Kubernetes Secret for client certificates
Why this is correct
Stores the certificate files.
- ✗
AuthorizationPolicy
Why it's wrong here
AuthorizationPolicy is not required for egress TLS.
About these practice questions
Courseiva writes every ICA question from scratch — 292 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 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.