Hi, I'am Jaeyoung chun, known as jjong22.
I'm undergraduated student in POSTECH CSE.

• G-POS, Game dev society in POSTECH (2023.02 ~ )
• PLUS, Postech Laboratory for Unix Security (2024.02 ~ )
• AUTOCRYPT - RED TEAM Internship (2024.06 ~ 2024.08)
• Compuyer Securiry Lab @POSTECH - Undergrad intern (2025.01 ~ )

• Game Programing
• Game Art (Pixel Art and Animation)
• Hacking (Cryptogrphy)

• To The Star (2024.01 ~ )
• Runepago (2025 UNIJAM, as Art)
• Universal scene maker for simulator

Game Dev

• 2024 NDM (Nexon Dream Members)
• 2024 UNICON
• 2025 UNIJAM

Hacking

• HITCON CTF 2024 (as Cold Fusion)
• POKA CTF 2024 (as POSTECH)
• DEF CON 32, Car Hacking village CTF (as Autocrypt)

• mail: [email protected]
• discord: jjong_22
• website: https://jjong22.github.io/