Microsoft CTF1st place — Microsoft-hosted capture the flag competition2026—
eCTF 2026Embedded Capture the Flag — embedded systems security competition2026Repo PatriotCTFJeopardy-style CTF — web, crypto, forensics, pwn categories2024Repo CryptoHackCryptography challenges — RSA, AES, elliptic curves, classical ciphers2023Repo Hack The BoxSherlock DFIR challenges — digital forensics and incident response2023Repo Advent of CodeAnnual programming competition — algorithmic problem solving2023Repo