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From TikTok to the Streets? Why 17 October Could Matter for France
Can a viral date become a real-world movement? This case study examines France’s planned 17 October mobilisation: how fuel anxiety, education protests and online amplification can converge around a single focal point. It traces the path from narrative to mobilisation, trigger and escalation—and explains why shared locations and logistics matter more than hashtags.

Nico Dekens | dutch_osintguy
Oct 927 min read


Google Is Automation Too? Why Public-Sector OSINT Gets Blocked
Public-sector investigators are often allowed to search manually but blocked from using OSINT tools that search the same public internet. That is not a legal strategy. It is time for legal teams and leadership to do better.

Nico Dekens | dutch_osintguy
Oct 714 min read


Phishing Campaign Identified: How OSINT Exposed a Real Calendly Link in a Fake Bloomberg Interview invite trough a x.com DM
A targeted phishing campaign used a fake Bloomberg persona, a real Calendly link and a convincing X OAuth flow to pursue people in AI and OSINT. This investigation follows the chain from social engineering to a fake “Twitta” login page, maps the public targeting pattern, and shows how to verify an interview request before it costs you an account.

Nico Dekens | dutch_osintguy
Oct 510 min read


Wardriving for OSINT: Reading the Wireless Layer Without Crossing the Line
A practical, defensible approach to WiFi and BLE observations / wardriving for OSINT investigations.

Nico Dekens | dutch_osintguy
Sep 1030 min read


When the Source Attacks Back: Prompt Injection Is Coming for OSINT
AI can help investigators move faster. It can also be manipulated by the sources it reads. This practical guide shows how prompt injection enters OSINT workflows, how to detect hidden instructions in webpages, PDFs and spreadsheets, and how to preserve, test and report the evidence. Includes a hands-on CTF lab with three realistic files to investigate.

Nico Dekens | dutch_osintguy
Aug 3122 min read


OSINT is Still a Thinking Game
I’ve been thinking a lot about why conversations around OSINT feel increasingly shallow, even though the tools we use have never been more powerful. We have more data, automation, dashboards and AI-generated summaries than at any point in the history of intelligence. And yet, when I look at how conclusions are drawn, how confidence is expressed, and how often assumptions go unchallenged, I can’t escape a deeply uncomfortable feeling: We are collecting more than ever and thin

Nico Dekens | dutch_osintguy
Feb 37 min read


Exploring the Role of OSINT in Intelligence Work and Law Enforcement Training
OSINT intelligence from publicly available sources has become essential in modern investigations. When paired with HUMINT, it strengthens threat detection, verification, and operational planning. Together, they offer deeper insight, improved accuracy, and faster decision-making, making OSINT training vital for today’s law enforcement and intelligence professionals.

Nico Dekens | dutch_osintguy
Dec 11, 20253 min read
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