I created a fully functional, hackable replica of Project Sekai’s gacha system for SekaiCTF 2023. This was my design process.

Guessing a 617-digit integer using ancient math! A journey through number theory, carnival games, and cryptography in AmateursCTF 2023.

Hunting down a flag-stealing ransomware group from WolvCTF 2023 with the power of OSINT——from Ethereum breadcrumbs to TF2 workshop maps.

During MHSCTF 2023, I utilized Edmonds’ beautifully crafted “Blossom algorithm” to solve a maximum weighted matching problem.