Learning path
Learn OSINT in five stages, free first
This is the order we would give a friend who asked where to start. Each stage names the free resources that do the job, one paid upgrade and when it earns its price, and how you know you are done.
The materials belong to their authors. OSINTverse only ordered them. You can follow this path without any product of ours.
How the path is built
- 01
Free first, paid when it earns it
Every stage can be completed without spending money. The paid upgrade is named with the moment it becomes worth it, not before.
- 02
Method before tools
Tools change monthly. Documentation, verification, and analysis habits carry across every tool you will ever use, so they come early.
- 03
Practice is a stage, not a footnote
Reading about pivots is not pivoting. The path puts timed, scored practice in the middle, where the gaps show.
- 04
Specialise by the job you want
Journalists, threat intelligence analysts, and investigators diverge after the fundamentals. The last stage splits accordingly.
Five stages
The order, and what each stage is for
Free picks first in every stage. The paid upgrade is named with the moment it earns its price.
Stage 1
01
Foundations and habits
Understand what open-source intelligence is and is not, learn to document as you go, and run your first clean searches in a safe environment.
Start with
- Why this oneCourseFreeBeginner
OSINT DojoCourse · Sinwindie, independent
A free, ordered program with tasks you must actually complete.
- Why this oneCourseFreeBeginnerArchived
OSINT At HomeCourse · Benjamin Strick, Centre for Information Resilience
Short free videos that show real techniques on real cases.
- Why this oneEbookFreeBeginner
OSINT Tools and Resources HandbookEbook · i-intelligence, Chris Pallaris and team
A free map of what the field covers, read as a taxonomy.
- Why this onePaid upgradeBookPaidIntermediate
OSINT TechniquesBook · Michael Bazzell, IntelTechniques
Worth buying once you have finished the free program and want one manual that covers the whole desk.
You are done when
- You can explain the difference between collection and analysis in one sentence
- You keep a running log of every query, source, and timestamp without being told
- You have a separate browser profile or virtual machine for investigation work
Stage 2
02
Core techniques
Work one identifier type at a time: email, username, phone, image, domain. Learn to pivot between them and to validate what you find across sources.
Start with
- Why this oneCourseFree + paidAll levels
My OSINT TrainingCourse · Micah Hoffman and Griffin Glynn
Practitioner-built modules on the identifier types you will meet most, with free samples.
- Why this oneCourseFree + paidBeginner
TryHackMe OSINT roomsCourse · TryHackMe and community authors
Guided hands-on rooms when you want to practise a technique straight away.
- Why this oneNewsletterFree + paidIntermediate
The OSINT NewsletterNewsletter · Jake Creps
Keeps the techniques current while you learn them.
- Why this onePaid upgradeCoursePaidBeginner
OSINT FundamentalsCourse · Heath Adams, TCM Security Academy
A low-cost, structured walk through the fundamentals when you want a single course rather than assembling modules yourself.
You are done when
- Given one email address, you can build a short, sourced profile and say what you could not confirm
- You can name two false-positive traps for usernames and one for phone numbers
- You can explain why a result from a commercial source still needs corroboration
Stage 3
03
Scored practice
Find your gaps under time pressure. Timed exercises with scoreboards tell you more than another month of reading.
Start with
- Why this oneCommunityFreeAll levels
Trace LabsCommunity · Trace Labs, a non-profit
Regular missing-persons CTFs with ethical guardrails and a scoring rubric.
- Why this oneCourseFreeAll levels
Gralhix OSINT ExercisesCourse · Sofia Santos
Free geolocation and verification exercises with published solutions.
- Why this oneCommunityFreeAll levels
HacktoriaCommunity · Anonymous operators
Story-driven contracts and a permanent challenge, with fictional targets.
- Why this onePaid upgradeCourseFree + paidAll levels
Kase ScenariosCourse · Espen Ringstad, Aaron Roberts, and team
Full-length immersive cases, worth it when CTFs feel too fragmented and you want to run an investigation end to end.
You are done when
- You have finished at least one timed CTF and written up what you missed
- You can geolocate a street-level photo in a city you do not know, with a documented method
- You stop when the brief is answered, not when the leads run out
Stage 4
04
Analysis, evidence, and reporting
Turn findings into something another person can check and act on. Learn the biases that catch analysts and the standards that make open-source evidence hold up.
Start with
- Why this oneEbookFreeAll levelsArchived
Psychology of Intelligence AnalysisEbook · Richards J. Heuer Jr., CIA Center for the Study of Intelligence
How analysts fool themselves, from the person who studied it longest. Free.
- Why this oneEbookFreeIntermediate
Berkeley Protocol on Digital Open Source InvestigationsEbook · United Nations Human Rights Office and UC Berkeley Human Rights Center
The international standard for collecting and preserving open-source evidence. Free.
- Why this oneEbookFreeAll levels
Verification HandbookEbook · European Journalism Centre, edited by Craig Silverman
Practical verification from working journalists. Free.
- Why this onePaid upgradeBookPaidIntermediate
Structured Analytic Techniques for Intelligence AnalysisBook · Randolph H. Pherson and Richards J. Heuer Jr., CQ Press
Worth buying when you brief other people and need repeatable methods for weighing hypotheses.
You are done when
- Your reports separate what you found from what you concluded
- Every claim in a report points at a preserved source with a timestamp
- You can name the two biases most likely to catch you, and the check you run against each
Stage 5
05
Specialise by job
Fundamentals are shared. The last stage depends on who you want to be useful to: a newsroom, a security team, an investigations desk, or a court.
Start with
- Why this oneEbookFreeIntermediate
GIJN Reporter's Guide to Investigating Digital ThreatsEbook · Global Investigative Journalism Network, with Craig Silverman
Journalists: current, free methods for disinformation, infrastructure, and troll campaigns.
- Why this oneCoursePaidIntermediate
Bellingcat WorkshopsCourse · Bellingcat researchers
Journalists and human-rights researchers: taught by the people whose investigations you have read.
- Why this oneBookPaidIntermediate
Intelligence-Driven Incident ResponseBook · Rebekah Brown and Scott J. Roberts, O'Reilly
Security and threat intelligence teams: how collection becomes decisions.
- Why this oneBookPaidIntermediate
There's No Such Thing as Crypto CrimeBook · Nick Furneaux, Wiley
Financial crime and crypto tracing: how blockchain evidence works in the DeFi era.
- Why this oneBookPaidIntermediateArchived
Digital WitnessBook · Sam Dubberley, Alexa Koenig, and Daragh Murray, editors, Oxford University Press
Human rights and accountability: the standards and case studies behind court-ready open-source work.
- Why this onePaid upgradeCoursePaidIntermediate
SANS SEC497: Practical Open-Source IntelligenceCourse · Matt Edmondson, SANS Institute
Worth it when an employer pays or a job listing names the certification. Not a prerequisite for the work itself.
You are done when
- You can describe the questions your field asks of open-source work, and the ones it does not
- You have joined one community where people in that job actually talk
- You have a reading rhythm: one methods letter, one outlet, and the rest unsubscribed
FAQ
Questions, answered
Is this an OSINTverse course?
No. It is a suggested order through resources other people made, free first. We do not sell or host a course, and you can follow the path without any product of ours.
How long does the path take?
With a few focused hours a week, the first three stages take two to four months. Stages four and five are habits more than milestones, and most working analysts keep revisiting them.
Do I need to follow the stages in order?
Foundations and core techniques should come first. After that, pick the stage that matches the case in front of you and come back for the rest.
Where does practice on real data fit?
From stage two onwards. Use the free exercises and CTFs listed, and when you want to run real lookups across commercial sources, any desk will do, including ours.
Learned the method? Practise it on real data
The resources above teach the craft. When you want to run real lookups across breach, people, domain, and crypto sources without opening a dozen vendor accounts, that is what SearchIn is for.
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