Taeyeon Kim 2022

Interested in

• ⚙️ Hacking: Reverse engineering (Mainly) and system hacking
• ⌛ Taint Analysis: Symbolic, Concolic Execution and Fuzzing
• 🤖 Compilers: CFG Analysis

Ongoing Projects

• ✍️ Vulnerability Detection & Binary Rewriting
• 🦹 Motion capture acting & engineering
• 🔧 Debugger plugin development
• 📟 Operating system kernel code analysing

Experiences

• 2024.09 ~ : Undergrad. Research intern at POSTECH CompSecLab
  • Researching binary rewriting techniques for supply chain security
• 2024.06 ~ 2024.06: Internship at AUTOCRYPT
  • Developed OP-TEE OS fuzzer
• 2024.02 ~ : Member of G-POS, the game development club in POSTECH.
  • Developing games & acting motion capture
• 2023.10 ~ 2024.10: President of PLUS
• 2022.09 ~ : Member of PLUS, the cybersecurity researching club in POSTECH.
  • Playing CTFs, helding seminars, doing research
• 2021.03 ~ 2022.02: Vice President of MAD (AI study group @ Jeonbuk Science High School)
  • Held seminars and data analysis project
• 2019.03 ~ 2022.02: Member of CRACK (Developer’s club and Algorithm study club @ Jeonbuk Science High School)
  • Developed student’s board app.

Flags captured

• 2025 SSU CTF PLUS, 2nd Place 🥈
• 2024 HITCON CTF Cold Fusion, 6th Place
• Hack The Drone 2024 Final CompSec, Technical Award
• 2024 POSTECH-KAIST Science War PLUS, 2nd Place 🥈
• Hack The Drone 2024 Qualifier CompSec, 2nd Place 🥈
• 2024 DEF CON CTF Cold Fusion, 9th Place
• .HACK 2024 Aplace, Finalist
• 2024 DEF CON CTF Quals Cold Fusion, 6th Place
• LINE CTF 2024 Cold Fusion, 7th Place
• 2023 HITCON CTF 프로그램털모찌, 4th Place
• Balsn CTF 2023 PLUS :flag_kr:, 8th Place
• 2023 POSTECH-KAIST Science War PLUS, 2nd Place 🥈
• 2023 HITCON CTF Quals 프로그램털모찌, 6th Place
• SSTF 2023 Cy + Kr, 3rd Place 🥉
• Hacktheon 2023 세종청사통근버스펑크빌런, Finalist