2025

Remedy CTF (1st) 👑

Remedy CTF 2025 Write Up

2024

LINE CTF (1st) 👑

LINE CTF 2024 Write Up

2023

SSTF Hackers' playground (1st) 👑

SSTF CTF 2023 Write Up - The Duck.pdf

2022

Paradigm CTF (1st) 👑

Paradigm CTF 2022 Write-up - HackMD

SSTF Hackers' playground (1st) 👑

SSTF CTF 2022 Write Up - The Duck.pdf

LINE CTF (2nd) 🥈

LINE CTF 2022 Write Up - The Duck.pdf

Codegate Prequal (6th) 😇

Codegate 2022 Prequal - The Duck

2021

LINE CTF (1st) 👑

LINE CTF 2021 Write Up - The Duck.pdf

SSTF Hackers' playground (1st) 👑

SSTF CTF 2021 Write Up - The Duck.pdf

2020

SSTF Hackers' playground (1st) 👑

SSTF CTF 2020 Write Up - The Duck.pdf

Codegate Final (5th) 😇

Write up

CyberOC Pre Qual (2nd) 🥈

Write up

CCE Pre Qual (1st) 👑

Write up