JKCTech

Jeffrey Koopman

Software Developer / Ethical Hacker / Freelancer
I am a 24 year old developer based in Den Helder, The Netherlands.
Currently I am attending Codam Coding College to become a 42 Network certified software engineer.
I like experimenting with electronics and I'm always looking for a new challenge!
Jeffrey


Latest Blog Posts

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Vereisten Op Ziggo Modems Omzeilen

Soms, heb je nou nét iets nodig wat je modem / router niet kan bieden.

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My Radar Box Setup

My custom radar box for receiving airplane and pager signals.

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Detecting Police Presence?

Detecting the presence of emergency services by radio signals.

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Tracking Planes on Twitter

How I made a bot tracking Max Verstappen's private jet on Twitter

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Impact with F12

How I injected a custom highscore in a minigame from NS called "Impact With Your Code".

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Telegram Trilateration

Proof of concept for abusing Telegram's "People Near Me" feature and tracking people's location.

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Logo Workshop

A (Dutch) mini-workshop in LOGO for teenagers comissioned by Codam.

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Getting Started With Arduino

A short crash course into electronics and Arduino! Comissioned by Codam

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