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Updated: Aug 26, 2026
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GIAC GCFW Exam Overview:
| Certification Vendor: | GIAC |
|---|---|
| Exam Name: | GIAC Certified Firewall Analyst (GCFW) Certification Exam |
| Exam Number: | GCFW |
| Available Languages: | English |
| Passing Score: | Approximately 70% |
| Certificate Validity Period: | 4 years |
| Exam Price: | USD 979 (standard GIAC certification exam pricing, may vary) |
| Exam Format: | Proctored Online Exam, Multiple Choice |
| Exam Duration: | 120 minutes |
| Real Exam Qty: | 115 |
| Related Certifications: | GIAC Security Essentials (GSEC) GIAC Certified Intrusion Analyst (GCIA) GIAC Certified Incident Handler (GCIH) |
| Recommended Training: | SANS Firewall Security Courses (e.g., SEC505) |
| Exam Registration: | GIAC Official Certification Registration |
| Sample Questions: | GIAC GCFW Sample Questions |
| Exam Way: | Online proctored exam or authorized testing center delivery |
| Pre Condition: | No mandatory prerequisites, but recommended knowledge of networking fundamentals and basic security concepts (equivalent to GSEC level knowledge is helpful). |
| Official Syllabus URL: | https://www.giac.org/certifications/firewall-analyst-gcfw/ |
GIAC GCFW Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Intrusion Detection and Prevention Integration | - IDS vs IPS functionality with firewalls - Threat detection and mitigation strategies |
| Packet Filtering and Rule Management | - Access control lists and rule evaluation logic - Logging and audit configuration - Rule ordering, optimization, and cleanup |
| Network Address Translation and VPNs | - IPSec fundamentals - Remote access and site-to-site VPN configuration - NAT types and use cases |
| Traffic Analysis and Troubleshooting | - Packet capture and inspection techniques - Diagnosing connectivity and policy issues - Using logs for forensic analysis |
| Firewall Technologies and Architecture | - Next-generation firewall capabilities - Firewall deployment models (perimeter, distributed, host-based) - Stateful and stateless firewall concepts |
GIAC Certified Firewall Analyst Sample Questions:
Question 1
Which of the following TShark options is used to set capture buffer size in MB?
A. -G
B. -F
C. -B
D. -C
Question 2
Which of the following Intrusion Detection Systems (IDS) is used to monitor rogue access points and the use of wireless attack tools?
A. LogIDS 1.0
B. WIDS
C. Snort 2.1.0
D. NFR security
Question 3
Which of the following IPv4 fields become obsolete while removing the hop-by-hop segmentation (fragmentation) procedure from the IP header?
Each correct answer represents a part of the solution. Choose three.
A. Datagram Length field
B. Flags field
C. Fragment Offset field
D. Datagram Identification Number field
Question 4
Which of the following can be configured so that when an alarm is activated, all doors lock and the suspect or intruder is caught between the doors in the dead-space?
A. Man trap
B. Host Intrusion Detection System (HIDS)
C. Network Intrusion Detection System (NIDS)
D. Biometric device
Question 5
What are the advantages of stateless autoconfigration in IPv6?
Each correct answer represents a part of the solution. Choose three.
A. No server is needed for stateless autoconfiguration.
B. It provides basic authentication to determine which systems can receive configuration data
C. Ease of use.
D. No host configuration is necessary.
Solutions:
| Question 1 Answer: C | Question 2 Answer: B | Question 3 Answer: B,C,D | Question 4 Answer: A | Question 5 Answer: A,C,D |
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