Jihwan Kim

Contact

If you want to contact me, please contact with

E-mail : payload@kaist.ac.kr

Researches

[MobiSys] HearMeOut: Detecting Voice Phishing Activities in Android
[NDSS] DiffCSP: Finding Browser Bugs in Content Security Policy Enforcement through Differential Testing

Education

M.S. in Computer Science at KAIST.
B.S. in Computer Science (minor in Industridal Design) at KAIST
Graduated Busan Science High School

Contributes

Content Security Policy Level 3 Do not check callerRealm for eval (Reported via Chromium Bugs)
PHP GH#8058 NULL Pointer dereference in mysqlnd
PHP GH#8259 Fix datetime format string to follow POSIX spec in ftp_mdtm()
Gnuboard5 #186
CVE-2022-31628 Denial of Service using quine gzip file over phar: wrapper

Hacker

Security Researcher @ ENKI
Web Hacker @ KAIST GoN
Security Researcher @ Zerocution
CTF Player (CTFtime)
- International
  - LINE CTF 2022 1st place (Super HexaGoN), 2021 2nd place (KimchiSushi)
  - DEF CON 30 CTF Finalist (DiceGuesser)
  - CODEGATE 2022 3rd place
  - Blackhat MEA 2022 2nd place ({{ 7 * 7 }})
- Domestic
  - WACON 2022 1st place
  - CCE 2022 3rd place
  - CCE 2023 1st place
CTF Organizer
- CODEGATE CTF 2020 Preliminary / Finals
- CyberOC '사이버작전경연대회' 2019 Qualifications / Finals
- CyberOC '사이버작전경연대회' 2020 Qualifications / Finals
- Whitehat Contest '화이트햇콘테스트' 2021 Qualification
- Whitehat Contest '화이트햇콘테스트' 2022 Qualification

Developer

Web Developer
- SPACE*IZ : Fan community of IZ*ONE
- 프로젝트 평행우주 : Fan project of IZ*ONE
Backend Developer
- IZPM-FakeServer : Custom IZ*ONE Private Mail Server (AKB48 mail compatible