Monthly Archives: January 1970


You can reach me via [email protected], by phone and WhatsApp/Signal (most secure option) via +31652627625, or via the contact form below:

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Almost all my professional work is highly confidential and thus I cannot publicize about it. Sometimes I find time in my busy work schedule to write about some of my research which doesn’t fall under a non disclosure agreement: 2019-03-07 Komende verkiezingen wederom … Continue reading

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About me

I started this weblog to host my IT security and hacking research I perform in my free time. To create more awareness about insecurity in computer systems and their threat to our daily lives. Ever since 1997, I’ve actively studied … Continue reading

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In the media

Sometimes the media talks or interviews me about my work, and sometimes I’m asked to comment on hacking and cyber security related news: Date Website Subject 2020-09-08 Radio interview: ‘Hoe zit het met seksbots op Instagram?’ 2020-09-08 NOS … Continue reading

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Links to my social media accounts: Twitter LinkedIn Content from this weblog is hosted at: YouTube SoundCloud SlideShare

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Quite often journalists ask me to send photo’s. To speed things up I’ve collected some so I can easily reference them to this page: Other video’s of me can be found on YouTube.

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