OFFENSIVE INTELLIGENCE (Fourth Edition 2025–2026)

300 OSINT techniques to find out anything about anyone — legally, discreetly, and often for free.

Used by private investigators, journalists, intelligence analysts, and smart paranoiacs worldwide.

What if you could uncover a person's entire digital footprint, map their network, trace their assets, and verify their claims — in under 15 minutes?

This book shows you how.

Offensive Intelligence is a field manual packed with 300 real-world OSINT techniques to investigate people, companies, networks, assets — and to protect yourself against those who do the same to you.

• Master Google Dorking and advanced search filters

• Access hidden databases and public files in plain sight

• Use facial recognition, reverse image search, and geolocation

• Track people and companies worldwide

• Uncover fake CVs, shell companies, and ghost identities

• Explore the dark web safely

• Monitor your competitors without being noticed

• Conduct fast, legal background checks

• Use AI tools, spy gear, and deception analysis

Private investigators, journalists, cybersecurity pros
Lawyers, auditors, recruiters, and compliance officers
CEOs, due diligence teams, entrepreneurs
Anyone who needs to make better decisions by seeing the invisible

This is not a book to read. It’s a toolkit to use.

Philippe Dylewski is a former psychologist turned private investigator. He has tracked fraudsters, missing persons, and corporate spies across Europe and Southeast Asia.
He now leads an international intelligence team focused on field investigations, OSINT training, and corporate espionage prevention.

Don’t wait for someone to investigate you. Learn how to investigate first.