CTF Writeups

This website will contain writeups for CTF challenges that I solved (or created). The solutions will probably not be the optimal so feel free to correct me or discuss with me if you want to improve my blogs!

About Me

I am currently working as a Software Engineer at Microsoft in Vancouver, Canada. I play CTFs as my main hobby besides gaming. Founder of Project Sekai CTF, one of the top CTF teams internationally. I mainly do cryptography and reverse engineering, occasionally misc, programming, or machine learning.

You can reach out to me via Twitter, LinkedIn, or Discord (sahuang).

osu! player and former beatmap nominator.

Source code and solutions of challenges that I created: GitHub.