Francois Beyers — OSINT Investigator

A beginner's guide to the ships that aren't supposed to exist — and the open-source tools that can find them anyway.

A nine-challenge maritime OSINT CTF from Hacktoria covering vessel tracking, port identification, ship ownership, piracy investigation, maritime communications, incident analysis, infrastructure geolocation, container tracking, and naval activities.

A casual five-minute OSINT audit reveals more about the average person than most would be comfortable knowing.

Recovering passenger details from a heavily pixelated flight ticket using barcode decoding, image overlay techniques, and boarding pass standards research.

A multi-stage geolocation challenge from OSINT UK set along the Spanish coast — tracing a hiking trail from Albir to its lighthouse through reverse image searches, Google Earth, and source code analysis.

OSINT investigations are mostly wrong turns.

A Paris geolocation challenge from OSINT Industries — identifying the nearest metro station to a masked individual using visual clues, contextual filtering, and Overpass Turbo.

A multi-stage missing person investigation CTF from OSINT UK, covering geolocation, audio forensics, book ciphers, social media tracking, and more.

Pattern recognition is the thread that connects financial crime investigation and OSINT.

Identifying a river from an aerial photograph using targeted reverse image search and Google Earth verification.

How a non-linear path through marine conservation, ocean farming, crowdfunding, and financial crime investigation became the foundation for a career in OSINT and cybersecurity.