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GIAC GCIA Exam Questions
- Topic 1: Demonstrate an understanding of how DNS works for both legitimate and malicious purposes/ IDS Fundamentals and Network Architecture
- Topic 2: Demonstrate knowledge relating to packet crafting and manipulation/ Demonstrate understanding of the TCP/IP communications model and link layer operations
- Topic 3: Demonstrate competence in analyzing data from multiple sources as part of a forensic investigation/ Demonstrate ability to craft tcpdump filters that match on given criteria
- Topic 4: Demonstrate the ability to analyze network and application traffic to identify both normal and malicious behaviors/ Demonstrate an understanding of IDS tuning methods and correlation issues
- Topic 5: Demonstrate knowledge and skill relating to application layer protocol dissection and analysis/ How to identify fragmentation and fragmentation-based attacks in packet captures
- Topic 6: Demonstrate knowledge of fundamental IDS concepts, such as network architecture options/ Demonstrate understanding of how fragmentation works
- Topic 7: Demonstrate an understanding of SiLK and other tools to perform network traffic and flow analysis/ Create effective IDS rules to detect varied types of malicious activity
- Topic 8: Demonstrate understanding of the UDP and ICMP protocols and the ability to discern between typical and anomalous behavior/ Advanced Analysis and Network Forensics
Free GIAC GCIA Exam Actual Questions
Note: Premium Questions for GCIA were last updated On Jun. 23, 2025 (see below)
Adam works as a Computer Hacking Forensic Investigator in a law firm. He has been assigned with his first project. Adam collected all required evidences and clues. He is now required to write an investigative report to present before court for further prosecution of the case. He needs guidelines to write an investigative report for expressing an opinion. Which of the following are the guidelines to write an investigative report in an efficient way?
Each correct answer represents a complete solution. Choose all that apply.
Which of the following intrusion detection systems (IDS) produces the false alarm because of the abnormal behavior of users and network?
John enters a URL http://www.cisco.com/web/learning in the web browser. A web page appears after he enters the URL. Which of the following protocols is used to resolve www.cisco.com into the correct IP address?
Which of the following statements are true about an IPv6 network?
Each correct answer represents a complete solution. Choose all that apply.
John works as a professional Ethical Hacker. He has been assigned a project to test the security of www.we-are-secure.com. John wants to redirect all TCP port 80 traffic to UDP port 40, so that he can bypass the firewall of the We-are-secure server. Which of the following tools will John use to accomplish his task?
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