Start with open guides.
Read selected practical articles and see the quality of the Handbook before creating an account.
Browse free guidesStay current with an expanding professional library of practical guides, investigative workflows and reference material. Start free, create a member account, or unlock the complete Handbook with Premium.
Use the handbook to turn fragments into a clear investigative picture.
The Handbook is designed to be revisited whenever a platform changes, a new source appears or an investigation needs a practical next step.
Read selected practical articles and see the quality of the Handbook before creating an account.
Browse free guidesCreate a free member account for additional guides, resources and Handbook updates.
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Unlock PremiumBrowse the growing Handbook by access level and find the practical guidance you need for your next investigation.
Start with a recommended guide, search by topic, or open a module to follow a structured learning path.
Choose the clue you have and the handbook shows the next sensible pivots.
Each guide starts with a clue, then shows how to turn it into useful intelligence through structured research, source selection and careful analysis.
Resolve names, aliases, locations, family links and profile matches.
Follow handles across platforms, archives, breach data and public profiles.
Use public datasets to validate identity, map associations and add context.
Turn fragments into timelines, link charts, hypotheses and intelligence notes.
Practical search methods, collection planning, source grading and documentation.
Ethical, legal and operational considerations for open-source investigations.
Choose the visual method that matches the problem: sequence events, map relationships, build subject and business profiles, assess locations or explain the evidence.
Separate the lead, source, verification step and assessment so the investigation has a clear sequence.
A practical example of how a single location can lead to residents, companies, planning applications, probate references and useful timelines.
Get new handbook chapters, practical OSINT techniques and access to selected member-only guides as they are published.