Yu-chun Tseng
Senior Threat Researcher
Rayne Township, Pennsylvania, Taiwan
Summary
👤
Senior🎓
Top SchoolYu-chun Tseng is a Senior Threat Researcher with a decade of experience in information security, currently researching threats at Trend Micro Taiwan. With a master's in Information Security from National Sun Yat-Sen University and a computer science bachelor's, he blends academic rigor with practical expertise in malware and threat analysis. Known by the alias Cyris and active as @MacacaHub, he brings a curious, hands-on approach to investigating emerging attack techniques and translating findings into defensive guidance. Based in Rayne Township, Pennsylvania while hailing from Taiwan, he combines cross-cultural perspective with deep technical focus. Colleagues value his ability to turn complex threat intelligence into actionable insights for both product teams and incident responders.
10 years of coding experience
Master's degree, Institute of Information Security, Master's degree, Institute of Information Security at National Sun Yat-Sen UniversityBachelor's degree, Computer Science and Information Engineering, Bachelor's degree, Computer Science and Information Engineering at National University of Kaohsiung
Github Skills (35)
active10
external9
cpp8
mach-o8
java8
javascript7
golang7
data-structure7
merge7
exploit7
stash7
python7
data-structures6
reverse-engineering6
lang6
Programming languages (10)
Github contributions (5)
yctseng1227/yctseng1227.github.io
Jan 2019 - Aug 2020
It is my personal website.
Contributions:1 PR, 386 pushes, 2 branches in 1 year 7 months
MacacaHub/CTF-writeups
Jan 2020 - May 2022
writeups
Contributions:2 reviews, 50 commits, 2 PRs in 2 years 4 months
pwntoolsreverse-engineeringwriteupsmach-o
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