GIAC GNFA Q&A - in .pdf

  • Exam Code: GNFA
  • Exam Name: GIAC Network Forensic Analyst (GNFA)
  • Updated: Sep 14, 2026
  • Q & A: 97 Questions and Answers
  • PDF Price: $59.98
  • Printable GIAC GNFA PDF Format. It is an electronic file format regardless of the operating system platform.
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GIAC GNFA Q&A - Testing Engine

  • Exam Code: GNFA
  • Exam Name: GIAC Network Forensic Analyst (GNFA)
  • Updated: Sep 14, 2026
  • Q & A: 97 Questions and Answers
  • Install on multiple computers for self-paced, at-your-convenience training.
  • PC Test Engine Price: $59.98
  • Testing Engine

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GIAC GNFA Exam Syllabus Topics:
SectionObjectives
Topic 1: Network Protocol Analysis- Protocol Identification and Interpretation
  • 1. DNS traffic analysis
  • 2. HTTP and HTTPS analysis
  • 3. TCP/IP analysis
  • 4. Email protocol analysis
Topic 2: Wireless and Encrypted Traffic Analysis- Advanced Traffic Analysis
  • 1. Wireless protocol analysis
  • 2. TLS and SSL investigations
  • 3. Encrypted traffic inspection
Topic 3: Incident Response and Investigation- Investigation Procedures
  • 1. Incident scoping
  • 2. Reporting and documentation
  • 3. Evidence handling
Topic 4: Network Forensics Fundamentals- Network Forensic Concepts
  • 1. Network evidence acquisition
  • 2. Traffic reconstruction
  • 3. Packet analysis fundamentals
Topic 5: Log and Metadata Analysis- System and Network Logs
  • 1. NetFlow and metadata analysis
  • 2. Proxy and web logs
  • 3. Firewall log analysis
Topic 6: Intrusion Detection and Threat Hunting- Threat Detection Techniques
  • 1. Indicators of compromise
  • 2. Network intrusion investigations
  • 3. Threat hunting methodologies
  • 4. Anomalous traffic detection
GIAC Network Forensic Analyst (GNFA) Sample Questions:
Question #1

Which tools are useful for network protocol reverse engineering?
(Select two.)
Response:

  • A. Wireshark
  • B. Nessus
  • C. Kali Linux
  • D. IDA Pro
Reveal Solution  Discussion  0

Correct Answer: A,D  🗳️

Question #2

What is the primary purpose of security event logging?
Response:

  • A. To store all network activity indefinitely
  • B. To detect, investigate, and respond to security incidents
  • C. To replace the need for intrusion detection systems
  • D. To prevent all cyberattacks before they occur
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #3

Which best practices should organizations follow when configuring log retention policies?
(Select two.)
Response:

  • A. Encrypt logs to prevent unauthorized access
  • B. Delete all logs after 30 days to save storage space
  • C. Store all logs indefinitely
  • D. Retain logs based on regulatory compliance requirements
Reveal Solution  Discussion  0

Correct Answer: A,D  🗳️

Question #4

What is the primary purpose of a network security proxy?
Response:

  • A. To act as an intermediary between clients and servers, filtering and monitoring traffic
  • B. To block all outbound connections from an organization
  • C. To encrypt all internal network traffic
  • D. To replace the need for firewalls
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

Question #5

Which log sources are commonly used for detecting insider threats?
(Select two.)
Response:

  • A. Email logs
  • B. DNS logs
  • C. IDS/IPS logs
  • D. File access logs
Reveal Solution  Discussion  0

Correct Answer: A,D  🗳️

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