Archive

All Posts

Financial flows and sanctions evasion: investigator's guide

Methods

Jul 27, 2026

Financial flows and sanctions evasion: investigator's guide

Map financial flows, identify sanctions exposure, and trace beneficial ownership through corporate registries

Derek Bowler

How to investigate an aircraft: tail number to owner

Guides

Jul 27, 2026

How to investigate an aircraft: tail number to owner

A six-step workflow: tail number, national registry, ADS-B history, photo corroboration, ownership chain.

Derek Bowler

Telegram OSINT: investigate channels, groups and users

Guides

Jul 26, 2026

Telegram OSINT: investigate channels, groups and users

A practitioner workflow for mapping public Telegram channels, identifying account metadata, and building an evidence-grade investigation file

Derek Bowler

Maritime OSINT: how to investigate vessels

Guides

Jul 25, 2026

Maritime OSINT: how to investigate vessels

Track vessels, trace ownership, and document incidents using public data. No proprietary access needed

Derek Bowler

The method that separates OSINT from casual searching

Guides

Jul 24, 2026

The method that separates OSINT from casual searching

Distinguish OSINT from casual searching, apply it across four practitioner fields and avoid four common errors.

Derek Bowler

The Signal

Jul 23, 2026

The Signal — Issue #005: The name DHS wouldn't confirm

ICE refused to name the agent who killed Johan Sebastián Durán Guerrero in Biddeford. A public records corroboration standard confirmed his identity within three days. The same denial has repeated across three shootings in two weeks, and this issue shows you how to document it

Derek Bowler