Minkyo Seo

About

CTF Player in LeaveCat, Interest in pwnable, Do pentesting, Report vulnerability

Work Experience

Education

TOP10, Vulnerability Assessment, KITRI Best of the Best
Jul, 2016 - Feb, 2017
Project : Android based Financial Application Vulnerability Research (Prize $15,000)

Awards

Belluminar CTF 1st place
Awarded on: Nov 11, 2017
(team. LeaveCat) Organized by POC - http://belluminar.org/
DEFCON 25 CTF Finalist
Awarded on: Aug 01, 2017
(team. koreanbadass) Las Vegas, USA
VP Bug Bounty 1st place (Prize $7,000)
Awarded on: Dec 13, 2016
Organized by Korea Institute of Information Security & Cryptology, VP Inc
Whitehat Contest CTF 3rd place (Prize $5,000)
Awarded on: Nov 16, 2016
(team. LeaveCat) Organized by Ministry of National Defense and National Intelligence Service of Korea
Cyber Conflict Exercise & Contest 1st place (Red Team)
Awarded on: Nov 01, 2016
Organized by National Sercurity Research Institute, CSTEC
YISF CTF Encouragement Prize
Awarded on: Sep 22, 2016
Whitehat Contest CTF 3rd place (Prize $5,000)
Awarded on: Oct 26, 2015
(team. cat_flag) Organized by Ministry of National Defense and National Intelligence Service of Korea

Experience

KORAIL Web Service Pentesting, KORAIL
Dec, 2015 - Dec, 2015
Details are confidential, found some vulns :)
Samsung Pay, KNOX Vulnerability disclosure, Samsung Electronics co. ltd
Dec, 2016 - Dec, 2016
(team. catflag) 3 vulnerability has been reported. More details are confidential.
'M' Mobile Application Vulnerability disclosure, ???
Nov, 2016 - Nov, 2016
(team. catflag) 12 vulnerability has been reported. target, company, details are confidential.
SECUINSIDE 2017 CTF, HARU
Jul, 2017 - Jul, 2017
Operate as LeaveCat - https://ctftime.org/event/470
POSTECH-KAIST Science War : Hacking Competition, KAIST
Sep, 2017 - Sep, 2017
Operate as LeaveCat
Vulnerability disclosure, ???
- Present
report many diverse vulns to KISA, Vendors, etc

Publications

Dynamic Binary Analysis , CodeGate2016
Published on: Apr 01, 2016
Research about symbolic execution, concolic testing, binary instrumentation, etc...

Interests