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Hi! I'm Subin Choi.

I am a security researcher who wants to create a more ethical world.
Feel free to contact me. Thank you

Bio

Name : Subin Choi (a.k.a. dubini0)
E-Mail : kor.dubini0@gmail.com
Github : dubini0
Social Media : Facebook, Twitter, LinkedIn

Education

2019.03 - 2024.02 Korea University
AI Cyber Security (Sejong), Convergence Security (Seoul)
GPA 4.07/4.5
2022.08 - 2023.02 University of Wuerzburg
Informatik (Exchange Student)

 Work Experience

2024.01 - NOW Hyundai Motor Company, Infra Security Engineer

Awards

2023.11 Subin Choi Order of Merit of the Korean National Assembly (국회 공로장)
2023.10 Team 전기 도도도도둑 ELECCON, 2nd (Prize: 500,000 KRW & Galaxy Watch 6)
2023.09 Subin Choi CCSC2023 Cyber Security Scenario Competition, Excellence Award in Supercomputer Sector (Prize: 3,000,000 KRW)
2023.09 Team KTX웰컴패키지도둑 CCSC2023 Cyber Security Scenario Competition, Excellence Award in Railway Sector (Prize: 3,000,000 KRW)
2023.09 Team 최강이장 WooriCon, 4th (Prize: 500,000 KRW)
2023.08 Subin Choi KISA 실전형 사이버훈련장 대학생 특별과정, 3rd (Prize: 300,000 KRW)
2022.11 Team R0CKETD4N TS 보안 허점을 찾아라 (Student Division), 1st (Prize: 1,000,000 KRW)
2022.04 Subin Choi KISA Personal Data Protection Group, 2nd (Prize: Apple AirPods Pro, Mi Smart Band)
2022.03 Subin Choi KITRI BoB (Best of the Best) 10th, Best10 (Prize: 10,000,000 KRW)
2021.11 Team R0CKETD4N WooriCon, 4th (Prize: 1,000,000 KRW)
2020.12 Team Kuality KISA Cyber Security Supporters, 3rd (Prize: 300,000 KRW)

CTF

2024.03 Team Pedal Pushers ShaktiCTF 2024 (India, International), 15th (Women-only 2nd)
2022.09 BISC CTF 8th (South Korea), Operator
2021.11 Team 응애나아기해커 Power of XX (South Korea), 5th
2021.09 Team Kuality VolgaCTF (Russia, International), Finalist

Bug Hunting

I hunt bugs

Projects

2023

•
Research on Car Hacking, Participated as an Undergraduate Researcher (NSR & AI-CS@Korea University)

2022

•
Participated in GCC Taiwan 2022
•
Research on Firmware Rehosting, Participated as an Undergraduate Researcher (NSR & SoftSec@SKKU)
•
Research on Decompiler Assessment Metrics, Participated as an Undergraduate Researcher (NSR & SoftSec@SKKU)

2021

•
Pentest at ████, a Public Institution in Korea, found critical vulnerabilities (NIS & CSTEC)
•
Vulnerability Analysis on Drones, found 14 vulnerabilities & 6 CVEs (Team 4Drone)

2020

•
Research on Malware Encryption Communication, Participated as an Undergraduate Researcher (KISTI & DNSLab@Korea University)

🪪 Certification

2024.03 AWS Cloud Practitioner - Foundational (CLF-C02)
2023.11 HRDK Engineer Information Processing (정보처리기사)

Paper

•
가상 개발환경 기반의 차량용 사이버훈련 프레임워크 설계: 공격 중심으로 (KIISC Vol.33 No.4, 2nd Author)
•
차량 네트워크 공격 대응을 위한 가상화 사이버 훈련 개발환경 사례 연구 (KIISC Vol.33 No.4, 4th Author)
•
Vulnerability Analysis on MAVLink Module of PX4 Autopilot (CISC-W’21, 3rd Author)
•
Classifying Encrypted Malware Traffic by Family Based on Markov Chain Model (KICS ‘20, 2nd Author)

Teams

TeamH4C - Security Researcher, CTF Player (2021.05 - NOW)
Incognit0 - Conference Staff, CTF Organizer (2020.03 - 2021.12)
KoRec - Cryptography Research (2019.03 - 2020.12)
Kuality - Security Researcher, Team Management (2019.03 - 2024.02)
KUCC - Club Member, Session Chief (2023.09 - 2024.02)
BoB NewsLetter - Chief Editor (2023.02 - 2024.02)
All rights to (c) dubini0.
Last Updated: 2023.09.25