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100% GIAC GCFW Guaranteed Success With Testing Engine

Exam Code: GCFW

Exam Name: GIAC Certified Firewall Analyst

Updated: Aug 27, 2026

Number: 391 Q&As with Testing Engine

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GIAC GCFW Exam Overview:

Certification Vendor:GIAC (SANS Institute)
Exam Name:GIAC Certified Firewall Analyst
Exam Number:GCFW
Exam Price:$949 USD (may vary by region and training bundle)
Certificate Validity Period:4 years
Real Exam Qty:115
Related Certifications:GIAC Certified Intrusion Analyst (GCIA)
GIAC Security Essentials (GSEC)
Available Languages:English
Exam Format:Proctored Exam, Open Book, Multiple Choice
Exam Duration:180 minutes
Passing Score:Approximately 73%
Sample Questions:GIAC GCFW Sample Questions
Exam Way:Online proctored exam (open book, remote delivery via SANS/GIAC platform)
Pre Condition:Recommended knowledge of networking fundamentals and basic security concepts; GIAC GSEC or equivalent experience is helpful.
Official Syllabus URL:https://www.giac.org

GIAC GCFW Exam Syllabus Topics:

SectionObjectives
Topic 1: Firewall Technologies- Firewall configuration and rule management
  • 1. Policy design and rule optimization
    • 2. Access control lists (ACLs)
      - Firewall types and architectures
      • 1. Stateful inspection firewalls
        • 2. Packet-filtering firewalls
          • 3. Application-layer firewalls
            Topic 2: VPN and Secure Communications- VPN technologies
            • 1. IPSec fundamentals
              • 2. SSL/TLS VPN concepts
                - Encryption and tunneling
                • 1. Symmetric and asymmetric encryption
                  • 2. Key exchange mechanisms
                    Topic 3: Network Security Fundamentals- TCP/IP and network protocol analysis
                    • 1. Network addressing and subnetting concepts
                      • 2. Packet structure and traffic flow
                        - Security principles
                        • 1. Threat modeling basics
                          • 2. CIA triad and risk concepts
                            Topic 4: Firewall Troubleshooting and Operations- Incident response in firewall environments
                            • 1. Connectivity issue troubleshooting
                              • 2. Rule misconfiguration diagnosis
                                - Monitoring and maintenance
                                • 1. Security log review
                                  • 2. Performance tuning
                                    Topic 5: Intrusion Detection and Prevention- IDS/IPS concepts
                                    • 1. Signature-based detection
                                      • 2. Anomaly-based detection
                                        - Traffic monitoring and analysis
                                        • 1. Log analysis techniques
                                          • 2. Alert handling and response

                                            GIAC Certified Firewall Analyst Sample Questions:

                                            Question 1

                                            John works as a professional Ethical Hacker. He has been assigned the project of testing the security of www.we-are-secure.com. He has successfully performed the following steps of the pre-attack phase to check the security of the We-are-secure network: l Gathering information
                                            l Determining the network range
                                            l Identifying active systems
                                            Now, he wants to find the open ports and applications running on the network. Which of the following tools will he use to accomplish his task?

                                            A. APNIC
                                            B. SuperScan
                                            C. ARIN
                                            D. RIPE


                                            Question 2

                                            Which of the following types of firewall functions by creating two different communications, one between the client and the firewall, and the other between the firewall and the end server?

                                            A. Proxy-based firewall
                                            B. Packet filter firewall
                                            C. Stateful firewall
                                            D. Endian firewall


                                            Question 3

                                            Which of the following ports cannot be used to access the router from a computer?

                                            A. Vty
                                            B. Aux port
                                            C. Console port
                                            D. Serial port


                                            Question 4

                                            You work as a Network Administrator for Tech Perfect Inc. The company has a TCP/IP-based network.
                                            A firewall has been configured on the network. You configure a filter on the router. You verify that SMTP operations have stopped after the recent configuration. Which of the following ports will you have to open on the router to resolve the issue?

                                            A. 21
                                            B. 25
                                            C. 80
                                            D. 20


                                            Question 5

                                            Which of the following is a version of netcat with integrated transport encryption capabilities?

                                            A. Cryptcat
                                            B. Encat
                                            C. Nikto
                                            D. Socat


                                            Solutions:

                                            Question 1
                                            Answer: B
                                            Question 2
                                            Answer: A
                                            Question 3
                                            Answer: D
                                            Question 4
                                            Answer: B
                                            Question 5
                                            Answer: A

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