OSINT Unlocked

Here is our overview of current and earlier posts on OSINT. For now, we have three categories: OSINT news, OSINT reading and OSINT training

OSINT Training will be devoted to current and upcoming training possibilities as well as tips, techniques and tools.

Latest post

Open Source Intelligence Overview

Blush. The video is a TEDx talk I did for TEDxTwenteU in 2025 about open source intelligence that designed and managed since 1990 for the Dutch Defence Intelligence Service for about 23 years. 

May be have a look? Let me know your thoughts or questions.

More on OSINT training: https://www.opensourceintelligence.biz

 

OSINT news posts

Here is an overview of earlier posts on interesting things about OSINT. I call this ‘news’ for sake of convenience. 

Mother ‘used deepfake to frame cheerleading rivals’ – www.bbc.co.uk/news/technology-56404038 A mother allegedly used explicit deepfake photos and videos to try

I saw this on the BBC and thought you should see it: The disinformation tactics used by China – www.bbc.co.uk/news/56364952

www.theguardian.com/technology/2021/mar/09/instagram-led-users-to-covid-misinformation-amid-pandemic-report?CMP=Share_AndroidApp_Other ⁣ […]

Read More… from Instagram led users to Covid misinformation amid pandemic –

Hacker tries to poison water supply of Florida city A computer hacker gained access to the water system of a

OSINT training, teaching, learning

Information and developments on training, workshops, consultancy, advice and more. 

Tips, things to do, things NOT to do, tools, things that are useful at the practitioners level.

Are you ready to learn a proven methodology to find the best open source information out there? Delivered by the

Arno’s Sunday morning OSINT. Updated the Open Source Intelligence Resource Discovery Toolkit on the subject of academic papers (‘Academia’). Now

Overview of current OSINT training programmes, workshops and presentations.

The worlds longest running OSINT training programme, now for the 46th time in September 2024 […]

<a class="btn btn-secondary understrap-read-more-link"

OSINT reading

Here is an overview of posts on recommended reading material on OSINT. It contains links to books, reports, papers and sometimes presentations. 

The full OSINT bibliography may be found at the OSINT Treasure Trove.

Open-Source Intelligence (OSINT) is the process of collecting, analysing, and utilizing information that is publicly and commercially available to support

Essential OSINT reading for this week: Open source investigations in the age of Google / Wilson, Henrietta ; Samuel, Olamide

Essential OSINT reading for this week. Building your information position on OSINT is essential when you are in the OSINT

Essential OSINT reading for this week. Building your information position on OSINT is essential when you are in the OSINT

Essential OSINT reading for this week. Building your information position on OSINT is essential when you are in the OSINT

Essential OSINT reading for this week. Building your information position on OSINT is essential when you are in the OSINT

Table of contents

Search for posts

Earlier posts

Essential OSINT reading for this week. Building your information position on OSINT is essential when you are in the OSINT

To have access to more structured, authorative, controlled data a local newspaper may come in useful. Especially in conjunction with

Essential OSINT reading for this week. Building your information position on OSINT is essential when you are in the OSINT

In the OSINT structured research process for online databases and search engines, there is a step called Citation Pearl Growing.

Essential OSINT reading for this week. Building your information position on OSINT is essential when you are in the OSINT

Amongst the more special types of Internet search engines are so called Federated search engines. These are search engines that

Building your information profile in OSINT is essential. Below are two OSINT oldies for your reading list, oldies but goodies.

There is plenty of news sources out there for you to try, depending on what kind of news you are

Building your information profile in OSINT is essential. Below are two OSINT oldies for your reading list, oldies but goodies.

We are very proud to announce the 50th OSINT Pathfinder training programme to be delivered in November 2024! Continuously developed,

Registration successfull!

A copy of your registration form plus further information will be send to your address in a few minutes.

We shall also issue an invoice in the coming days.

Please do not hesitate to contact us if you have any questions!

Marjon van Dijk,

Manager & Hostess
Reuser’s Information Services