HapPY Birthday: A custom CTF challenge for a non-CTF player
I like CTFs. Admittedly, I’m not particularly good at them. I try my best and learn from other people’s solutions to unique challenges after the end of a competition. I also like my roommate who I’ve known for several years now. And even though he’s a magnificent problem solver, at least in my opinion, I’m yet to convince him to team up and play some CTFs together. It was his birthday very recently and I prefer experiences as gifts as opposed to materialistic things. So I cobbled together a relatively simple CTF-style challenge for him. In this article, I want to outline a couple interesting bits here and there that I learned in the process of creating a custom challenge. Maybe you’ll find yourself inspired to create a simple challenge of your own.
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