Here you can find all the published articles (still migrating some from Medium. Including your weekly dose of OSINT news published every Monday at 8:00 AM CEST!
Sometimes things don't go as planned, like a new blog post I was writing last year, but the post got scrapped. I found something that I didn't expect and ethics won in that case, since I think it was the right thing to do.

It was May 15, 2019 and I was writing the blog post cURL for the OSINT Cur...

This story is about the time I found a flaw in a ticket site some time ago, but since I was extremely busy in 2018 I never got around to write it down. But I finally took the time to share a little story of how a badly configured website can be used to break into a house.
Using a popular agile project management tool to gather intelligence on companies

Last week I notified a friend, who works at the public broadcasting service in the Netherlands, that their Jira board was exposed to the internet. Shortly after my notification the complete board was pulled offline,...