ISC Identity And Access Management Architecture Practice Question
When using an API Gateway as a Policy Enforcement Point (PEP), where should the authorization decision logic be offloaded to ensure central governance?
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
✓
To a centralized Policy Decision Point (PDP).
The gateway should delegate authorization decisions to a Policy Decision Point (PDP), such as an Open Policy Agent (OPA) server, to maintain consistent policy across services.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Hardcoded within the API Gateway configuration.
Why it's wrong here
Hardcoding leads to maintenance issues and lack of consistency.
- ✗
Within the backend microservice code.
Why it's wrong here
Decentralized logic makes auditing and consistency difficult.
- ✓
To a centralized Policy Decision Point (PDP).
Why this is correct
Centralized PDP ensures uniform enforcement.
- ✗
Inside the client's browser.
Why it's wrong here
Client-side logic is untrusted.
About these practice questions
This ISC question is part of Courseiva's 208-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 (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.