CAS-004 Security Architecture Practice Question
A company is deploying a SASE architecture. Which component is responsible for securing web traffic and enforcing acceptable use policies at the edge?
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
✓
Secure Web Gateway (SWG)
A Secure Web Gateway (SWG) is a core SASE function that filters web traffic and enforces security policies like URL filtering and malware detection.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Zero Trust Network Access (ZTNA)
Why it's wrong here
ZTNA provides secure access to specific applications, not broad web traffic.
- ✓
Secure Web Gateway (SWG)
Why this is correct
SWG is designed for web traffic filtering and policy enforcement.
- ✗
Cloud Access Security Broker (CASB)
Why it's wrong here
CASB focuses on cloud application security, not general web traffic.
- ✗
SD-WAN
Why it's wrong here
SD-WAN optimizes connectivity, not security policy enforcement.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CAS-005 practice question is part of Courseiva's free CompTIA 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 CAS-005 exam.