ISC Security Architecture Modeling Practice Question
When modeling threats for a microservices architecture, which TWO threats are most relevant due to service distribution? (Select 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
✓
Insecure inter-service communication
Distributed architectures face significant risks related to lateral movement and insecure inter-service communication.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Browser compatibility
Why it's wrong here
This is a client-side issue.
- ✓
Insecure inter-service communication
Why this is correct
Lack of mutual authentication between services is a major risk.
- ✗
Disk fragmentation
Why it's wrong here
This is an operational performance issue.
- ✓
Lateral movement
Why this is correct
Services can be compromised and used to jump to others.
- ✗
CPU overheating
Why it's wrong here
This is a hardware fault.
About these practice questions
One of 208 original ISC practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. 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 (ISC)² exam blueprint
This ISC practice question is part of Courseiva's free (ISC)² 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 ISC exam.