About me

## Name

Juchang Lee (a.k.a c2w2m2)

## Teams

GoN, HypeBoy, SuperGuesser

## Career

Zellic Auditor 2023.09 ~

ENKI Security Researcher 2020.03 ~ 2022.12

## Educated

Being in KAIST CS, EE Bachelor 2021.02 ~

Drop out Korea Univ Bachelor 2020.03 ~ 2021.02

Graduated Best of Best 7th in 2018

Graduated Korea Digital Media Highschool in 2017.03 ~ 2020.02

## Awards

### 2025

🥉 Plaid CTF 3rd ( Team. HypeBoy )

### 2024

🥈 SCAN CTF 2st ( Team. KAIST GoN )

🥈 HackTheDrone 2rd ( Team. KAIST GoN )

🥇 FIESTA 1st ( Team. KAIST GoN )

🥈 Codegate CTF 2rd ( Team. USACyKor )

🥇 HackTheon CTF 1st ( Team. KAIST GoN )

🥇 Codegate CTF Preliminaries 1st ( Team. USACyKor )

🥇 Plaid CTF 1st ( Team. Hypeboy )

🏅 DEFCON 32 CTF finalist ( Team. Hypeboy )

### 2023

🏅 DEFCON 31 CTF 4rd ( Team. Hypeboy ) & 🥈 DEFCON 31 LiveCTF 2rd

### 2022

🥈 BlackHatMea CTF 2rd ( Team. {{7*7}} )

🥉 DEFCON 30 CTF 3rd ( Team. StarBugs ) & 🥇 DEFCON 30 LiveCTF 1st

🥉 lineCTF 3rd ( Team. donkey )

🥇 Hayyim CTF 1st ( Team. 하임이 흑화하면? 초코하임 ㅋㅋㅋㅋㅋㅋㅋㅋㅋ )

🏅 SECCON CTF finalist ( Team. ChaShu )

### 2021

🥇 Just CTF 1st ( Team. AlPray )

🏅 ISITDTU CTF 4th ( Team. Do you know BTS? )

🏅 SSTF 5th ( Team. Cykor )

### 2020

🥇 SECCON CTF 1st ( Team. HangulSarang )

🥇 m0lecon 1st ( Team. AlPray )

🥈 CodeGate univ qual 2st ( Team. USACykor )

🥈 zer0pts 2st ( Team. Cykor )

🏅 0CTF/TCTF finalist ( Team. koreanbadass )

🏅 DefCON 28 finalist ( Team. Cykor )