GIAC Certified Intrusion Analyst GCIA Real Exam Questions

Overview

507 real exam questions for the GIAC Certified Intrusion Analyst (GCIA).

The questions you've seen on my YouTube channel come from this PDF - but I only share 20 to 30% of the bank publicly. This is the complete set: every question from the actual exam, word for word.

• 507 real exam questions - pulled from the actual GCIA exam
• Instant delivery - sent to your email immediately after purchase
• Free updates every month, forever
• Full refund if you fail - no questions asked

The GCIA costs US$999 per attempt. This PDF costs US$27 - once.

Last updated: June 2026 - 507 questions

Deep Dive

$999 per attempt. The GCIA goes deeper on network traffic than most security professionals have ever had to go.

106 questions. 4 hours. Open book. 67% to pass. This isn't about recognising attack patterns. It's about understanding protocol behaviour at the packet level - TCP/IP internals, IDS signature development, application-layer protocol analysis, network forensics, and detecting attackers who are actively trying to evade your defences. Most candidates who struggle haven't gone deep enough on the technical side.

This PDF has 507 real questions from the actual GCIA. 507 questions because the exam covers a lot of ground and preparation has to match it. Use it to find the gaps before GIAC does.

If my free YouTube content is enough to pass, great. But if you want the full question bank before you sit down, this PDF is for you.

Exam Info

The GCIA validates hands-on skill in monitoring and analysing network traffic to detect and respond to intrusions. It covers the full spectrum from low-level packet analysis to IDS tuning and network forensics, making it one of the most technically demanding network defence certifications available. Aligned to SANS SEC503.

Exam topics

• TCP/IP and protocol analysis - deep understanding of network protocols and packet behaviour
• Traffic analysis - capturing, filtering, and interpreting network traffic
• Intrusion detection - configuring and tuning IDS/IPS systems
• Signature development - writing and refining detection signatures
• Network forensics - reconstructing events from packet captures
• Application protocol analysis - HTTP, DNS, SMTP, and other application-layer protocols
• Evasion techniques - detecting attackers attempting to bypass network defences

106 questions, 4 hours, passing score 67%, open book, valid 4 years, maps to DoD 8140.