GIAC Open Source Intelligence Certification GOSI Sample Questions:
1. When investigating a target's email address, which of the following OSINT techniques can reveal linked online accounts?
A) Reverse email lookup tools
B) Downloading metadata from private emails
C) Intercepting network traffic
D) Brute-force password attacks
2. Why should investigators use disposable email addresses when conducting OSINT?
A) To receive confidential information from government sources
B) To bypass legal restrictions on data collection
C) To communicate directly with targets under investigation
D) To prevent personal email accounts from being linked to investigations
3. A company suspects one of its subdomains was taken over by an attacker.
How can an OSINT professional verify this?
A) Decrypt SSL/TLS certificates
B) Perform a brute-force attack on the admin panel
C) Run SQL injection tests
D) Check subdomain DNS records for anomalies
4. What is the primary benefit of using Boolean operators in OSINT searches?
A) They allow access to hidden databases
B) They improve internet speed when gathering data
C) They encrypt search history to protect privacy
D) They refine search queries by combining keywords logically
5. What free service allows OSINT analysts to check historical screenshots of websites?
A) Wayback Machine
B) Nikto
C) Nmap
D) VirusTotal
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: D | Question # 3 Answer: D | Question # 4 Answer: D | Question # 5 Answer: A |

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