Seongwon Hyun
보안 엔지니어 at 삼성SDS
Seoul, South Korea
Summary
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Senior🎓
Top SchoolSeongwon Hyun is a seasoned security engineer with 10 years of hands-on experience in vulnerability research, penetration testing, and secure software development, currently at SamsungSDS in Seoul. He has led security reviews and remediation at crypto exchange Coinone—designing blockchain asset monitoring, node operations, and deposit/withdrawal middleware—while also establishing formal security review processes and managing red-team engagements. Previously he found and exploited real-world vulnerabilities as a researcher at GrayHash and discovered a zero-day in Internet Explorer during elite KITRI training, demonstrating deep low-level exploit skills. Equally comfortable writing backend services and exploit code, he combines practical software engineering with applied offensive security, and shares insights on GitHub and his technical blog.
10 years of coding experience
2 years of employment as a software developer
학사, Computer and Information Security, 학사, Computer and Information Security at Sejong University
English, Korean
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (22)
telegram-bot-api10
telegram-bot10
python-telegram-bot9
telegram-api9
python-api9
telegram9
api8
mtproto8
python7
fuzzer6
django6
security6
monitoring5
fuzzing4
test-suite3
Programming languages (5)
Github contributions (5)
sweetchipsw/Sweetmon_legacy
Apr 2017 - Nov 2017
'SWEETMON' is a fuzzer monitoring service based python3 + django. User can check their fuzzers and crashes on the web. It can reduce repetitive work for fuzz testers. This is a legacy sweetmon. The new sweetmon is now being developed https://github.com/sweetchipsw/sweetmon2
Contributions:41 commits, 1 PR, 1 push in 6 months
pythondjangosecuritytestersmonitoring-service
sweetchipsw/vulnerability
Apr 2017 - Apr 2019
Contributions:9 commits, 8 pushes, 1 branch in 2 years 1 month
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