easyMultiple Choice
PCNSA Practice Question: Which Palo Alto Networks subscription service…
Which Palo Alto Networks subscription service provides real-time threat intelligence about unknown files and links?
⚠ Common exam trap
A common mix-up: candidates confuse Threat Prevention (which handles known threats via signatures) with WildFire (which handles unknown threats via sandbox analysis), leading them to select Threat Prevention because they think 'threat intelligence' is synonymous with signature updates.
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
✓
WildFire
WildFire is the correct answer because it is Palo Alto Networks' cloud-based threat analysis service specifically designed to detect and block unknown malware, zero-day exploits, and advanced persistent threats. It analyzes files and links in a sandboxed environment, correlating behavioral indicators with real-time threat intelligence to generate signatures that protect the entire network.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
WildFire
Why this is correct
WildFire submits unknown files and URLs to cloud or appliance sandboxes, observing behaviour to generate real-time signatures and verdicts shared with the firewall. This dynamic analysis of previously unseen threats is the service's defining function.
- ✗
URL Filtering
Why it's wrong here
URL Filtering classifies web destinations by category and enforces access policy; it does not submit unknown files or links for sandbox analysis. WildFire performs that dynamic analysis and returns verdicts. URL Filtering would be the right subscription where the requirement is blocking access to known malicious or inappropriate sites.
- ✗
DNS Security
Why it's wrong here
DNS Security inspects DNS queries and responses for malicious domains and tunnelling, not file or link payloads, so it cannot deliver the requested verdicts. It would be chosen where DNS-layer exfiltration or domain generation algorithms are the concern.
- ✗
Threat Prevention
Why it's wrong here
Threat Prevention inspects network traffic for exploits, malware and command-and-control signatures, but it does not submit unknown files or links for cloud analysis. It is tempting because it does block known threats inline. WildFire is the correct choice, providing real-time verdicts on unknown files and links through sandbox analysis.
Go deeper
Related to this question
About these practice questions
Courseiva writes every PCNSA question from scratch — 385 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 by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This PCNSA practice question is part of Courseiva's free Palo Alto Networks 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 PCNSA exam.