OSINT
// 6 published technical guides
Open-Source Intelligence challenges test your ability to find information that is public but not obvious, using search, metadata, and geolocation.
› reference guides
- 01beginner
OSINT Basics
Find information about people, organisations, and infrastructure using only public sources — the OSINT mindset and starter toolkit.
- 02beginner
Geolocation Challenges
Identify where a photo was taken using environmental clues, reverse image search, and map tools.
- 03beginner
Username & Social Media Footprinting
Track online identities across platforms using automated username enumeration, avatar hashing, and data breach queries.
- 04beginner
Image & Document Metadata Analysis
Extract hidden EXIF GPS tags, device fingerprints, and document author metadata using ExifTool and FOCA.
- 05intermediate
Domain & DNS Reconnaissance
Discover unlinked subdomains, historical WHOIS records, Certificate Transparency logs, and reverse IP lookups.
- 06intermediate
Advanced Geolocation & Satellite Analysis
Pinpoint precise real-world locations using shadow angles, vegetation patterns, infrastructure markers, and 3D satellite modeling.