Alexandre Cyr
Malware Researcher at ESET
Montreal, Quebec, Canada
Summary
👤
Senior🎓
Top SchoolAlexandre Cyr is a malware researcher with a decade of hands-on experience in offensive security, penetration testing, and Linux system administration, currently focusing on threat analysis at ESET. He blends practical malware reverse-engineering with a strong background in teaching OS and software security courses at UQAM, where he designed lab challenges and administered course infrastructure. Past roles include application security analysis and intrusion testing at Desjardins, reflecting a professional fluency from audit and code review to exploit development. A committed proponent of Free Software, he brings that philosophy into tooling and research choices, often publishing under the handle barberousse_bin. Alexandre’s mix of academic instruction and industry research gives him a knack for explaining complex vulnerabilities and building reproducible analysis workflows. Based in Montreal, he combines rigorous system-level knowledge with practical, defense-oriented threat hunting.
10 years of coding experience
Bachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at Université du Québec à Montréal
French, English
Stackoverflow
188reputation
7kreached
7answers
1question
Github Skills (41)
docker-build10
trend10
des10
docker-image9
nim-lang9
oracle-database9
nim-language9
docker8
ida8
oracle8
security8
yara7
curl6
reverse-engineering6
batch-processing6
Programming languages (6)
Github contributions (5)
CycleOfTheAbsurd/HexRaysPyTools
Aug 2020 - Jul 2025
IDA Pro plugin which improves work with HexRays decompiler and helps in process of reconstruction structures and classes
Contributions:3 pushes in 4 years 11 months
reconstructionida-proidain-processdecompiler
eset/nimfilt
Apr 2024 - Oct 2024
A collection of modules and scripts to help with analyzing Nim binaries
Contributions:1 PR, 3 pushes, 1 tag in 5 months
idaida-pluginida-proidapythonnim
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