100% GIAC GCIA Guaranteed Success With Testing Engine

Exam Code: GCIA

Exam Name: GIAC Certified Intrusion Analyst

Updated: Aug 30, 2026

Number: 508 Q&As with Testing Engine

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Topics of GCIA Exam

Candidates must know the exam topics before they start of preparation. Because it will really help them in hitting the core. Our GCIA exam dumps will include the following topics:

GIAC Security Essentials Certification (GSEC)
GIAC Certified Intrusion Analyst (GCIA)
GIAC Certified Forensic Analyst (GCFA)
GIAC Certified Incident Handler (GCIH)

The GIAC GCIA exam is taken by those candidates who are interested in obtaining the GIAC Certified Intrusion Analyst certification.

Reference: http://www.giac.org/certification/certified-intrusion-analyst-gcia

GIAC GCIA Exam Overview:

Certification Vendor:	GIAC
Exam Name:	GIAC Certified Intrusion Analyst
Exam Number:	GCIA
Real Exam Qty:	106
Exam Format:	Proctored exam, Multiple-choice questions, CyberLive hands-on challenges
Passing Score:	67%
Certificate Validity Period:	4 years
Exam Duration:	240 minutes
Exam Price:	USD 999
Available Languages:	English
Related Certifications:	GIAC Experienced Intrusion Analyst (GX-IA) SANS SEC503: Intrusion Detection In-Depth
Recommended Training:	SANS SEC503: Intrusion Detection In-Depth
Exam Registration:	GIAC Exam Registration
Sample Questions:	GIAC GCIA Sample Questions
Exam Way:	Web-based proctored exam. Delivery options include remote proctoring and onsite testing through authorized testing providers.
Pre Condition:	No mandatory prerequisites. Experience with networking, security concepts, and intrusion detection is recommended.
Official Syllabus URL:	https://www.giac.org/certifications/certified-intrusion-analyst-gcia

GIAC GCIA Exam Syllabus Topics:

Section

Objectives

Open-Source Intrusion Detection Systems (IDS): Snort and Zeek

- Intrusion Detection System Rules

1. Creating IDS rules to detect malicious activity

- IDS Fundamentals and Network Architecture

1. IDS concepts, architecture options, and deployment considerations

- Advanced IDS Concepts

1. IDS tuning methods and correlation issues

Fundamentals of Traffic Analysis and Application Protocols

- Application Protocols

1. Application layer protocol dissection and analysis

- IPv6

1. IPv6 concepts and differences from IPv4

- UDP and ICMP

1. UDP and ICMP protocol analysis

- Concepts of TCP/IP and the Link Layer

1. TCP/IP communications model and link layer operations

- TCP

1. TCP behavior analysis and anomaly identification

Network Traffic Forensics and Monitoring

- SiLK and Other Traffic Analysis Tools

1. Traffic and flow analysis tools

- Fragmentation

1. Fragmentation analysis and fragmentation-based attacks

- Packet Engineering

1. Packet crafting and manipulation

- Tcpdump Filters

1. Creating tcpdump filters based on criteria

- Network Forensics and Traffic Analysis

1. Analyzing packet captures, NetFlow, and log data

- Wireshark Fundamentals

1. Analyzing normal and malicious network traffic

- IP Headers

1. IP packet header analysis

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