OSINT Tutorials

The investigator’s guide to website infrastructure: WHOIS, SSL, and server fingerprinting

A blueprint for passive OSINT: Learn how to uncover hidden ownership and link digital networks using technical signatures

Dec 30, 2025 • Derek Bowler

Navigating ECLI and PACER: A technical guide to accessing international legal records

A scalable methodology for OSINT researchers to bridge the gap between the European e-Justice Portal and US federal litigation databases

Dec 23, 2025 • Derek Bowler

Financial OSINT: Guide to tracing corporate assets & networks

Learn the step-by-step methodology for financial OSINT, including accessing global corporate registries and tracing assets to sanctioned individuals

Dec 16, 2025 • Derek Bowler

Tracing beneficial ownership with OSINT for financial crime

Learn the 6-step method to unmask the Ultimate Beneficial Owner (UBO) hidden behind shell companies and corporate structures using OpenCorporates …

Dec 9, 2025 • Derek Bowler

Unmasking the operators: An OSINT framework to trace coordinated inauthentic behaviour (CIB) from bots to the source

A step-by-step OSINT framework for journalists to identify, trace, and attribute Coordinated Inauthentic Behaviour (CIB) by botnets and troll farms

Dec 2, 2025 • Derek Bowler

Investigative network mapping: Link analysis with Maltego and Gephi

Convert complex data into visual network maps using Maltego & Gephi. Learn Link Analysis Graphing (LAG) to find gatekeepers and hidden structures in…

Nov 25, 2025 • Derek Bowler

Advanced Wayback Machine and archival OSINT

Uncovering, verifying, and preserving deleted information for investigative reporting

Nov 18, 2025 • Derek Bowler

Tracking digital footprints with username and alias correlation

Techniques for correlating usernames, visuals, and content to unmask anonymous sources

Nov 11, 2025 • Derek Bowler

Mastering video verification and chronolocation for investigative journalism

How to anchor video evidence in irrefutable time and space using OSINT techniques

Nov 4, 2025 • Derek Bowler

Investigative geolocation: A journalist's guide to verifying time & place

Use shadows, street signs, and satellite data to forensically confirm the location and timeline of an image

Oct 28, 2025 • Derek Bowler

Unmasking image manipulation with EXIF data & ELA

Verify photo authenticity, detect deepfakes, and preserve the chain of evidence

Oct 21, 2025 • Derek Bowler

Advanced search engine alchemy: Exposing hidden data with dorking, Shodan, and Censys

Unlocking files, servers, and sensitive data hidden in plain sight

Oct 14, 2025 • Derek Bowler

#nojs-banner { position: fixed; bottom: 0; left: 0; padding: 16px 16px 16px 32px; width: 100%; box-sizing: border-box; background: red; color: white; font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol"; font-size: 13px; line-height: 13px; } #nojs-banner a { color: inherit; text-decoration: underline; } This site requires JavaScript to run correctly. Please turn on JavaScript or unblock scripts