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Black Swans in OSINT: Why We Keep Missing the Impossible
The biggest threat in OSINT isn’t lack of data. It’s ego.
The moment you think you understand the dataset, you stop learning from it.
The moment you think you can’t be surprised, you stop being useful.
Black Swans don’t hide, they just look irrelevant until they change everything.
Your dashboard doesn’t need more data.
It needs more doubt.

Nico Dekens | dutch_osintguy
Nov 413 min read


Beyond Dashboards: OSINT’s Next Two Decades
Explore the future of OSINT with AI as we delve into the next two decades of advancements. Discover how OSINT and AI will redefine tradecraft.

Nico Dekens | dutch_osintguy
Sep 299 min read


OSINT = Reading the Walls: Gang Graffiti as Modern-Day Hieroglyphics
Walk through an old temple in Luxor or Karnak, and you’re surrounded by symbols that once carried life-and-death meaning. Hieroglyphics...

Nico Dekens | dutch_osintguy
Sep 54 min read


Stop Calling It OSINT
A field rant about shortcuts, ego, and other creative ways to waste everyone’s time Let’s just say the quiet part out loud: most of...

Nico Dekens | dutch_osintguy
Aug 227 min read


The Slow Collapse of Critical Thinking in OSINT due to AI
This isn’t a rant against AI. I use it daily, ChatGPT, Copilot, Claude, Gemini. They’re in my workflow like everyone else’s. But the tradecraft is slipping. Analysts are skipping the hard parts. They’re trusting GenAI to do the heavy cognitive lifting, and it’s changing how we operate at a foundational level.

Nico Dekens | dutch_osintguy
Apr 210 min read


Crowd-sourced Mapping Tools for OSINT Investigations
Often I get the question: Hey Nico, do you know any good geolocation or mapping sources that are not so well known? Mapping tools are...

Nico Dekens | dutch_osintguy
Nov 15, 20245 min read


OSINT - Emotions Under the Mircoscope
Finding valuable information within OSINT investigations often requires looking beyond the surface. Social media, blogs, and forums are...

Nico Dekens | dutch_osintguy
Sep 26, 20246 min read


OSINT is A State of Mind
Image by Mary Rabun Most true ‘OSINTians’ are members of a small group who go public. They go public on their skills, knowledge and...

Nico Dekens | dutch_osintguy
Sep 28, 20235 min read


Using RESET for better OSINT investigations
OSINT is about focusing on possibilities. But sometimes we get stuck or things we planned simply didn’t work as planned. We all know when...

Nico Dekens | dutch_osintguy
Sep 28, 20233 min read


Vicarious trauma & OSINT - A practical guide
To be clear, online OSINT investigations can cause trauma, severe trauma. This is something that people rarely talk about and it’s highly...

Nico Dekens | dutch_osintguy
Sep 28, 20236 min read


Basic OPSEC tips & Tricks for OSINt researchers
Often i get asked if i’ve got some pointers and tools for OPSEC during online investigations. My primary answer would be first: I can’t...

Nico Dekens | dutch_osintguy
Sep 28, 20238 min read


Using AI for extracting Usernames, Emails, Phone Numbers, and Personal Names from large datasets
Extracting relevant information from large blobs of text, such as text files, PDFs, Excel spreadsheets, JSON files, can be a...

Nico Dekens | dutch_osintguy
Sep 13, 20236 min read


Cryptography & OSINT - Can you read Emoji? 🕵️♂️📖❓
In this second blog in the Cryptography & OSINT series we are going to take a closer look at world of emojis

Nico Dekens | dutch_osintguy
Feb 27, 202310 min read


Cryptography & OSINT - The fundamentals
Cryptography & OSINT - The fundamentals
Nico Dekens
Nov 15, 20226 min read


Audio OSINT
Using audio for open-source intelligence analysis Introduction Open-source intelligence analysis often heavily relies on video analysis....

Nico Dekens | dutch_osintguy
Oct 11, 20223 min read
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