Oleksii Oleksenko
Senior Researcher at Microsoft
Cambridge, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolOleksii Oleksenko is a senior researcher with 11 years of experience specializing in microarchitectural side-channel attacks and defenses, currently based in Cambridge and working at Microsoft. He progressed from research assistant and PhD work at TU Dresden—where he investigated ISA extensions, trusted execution environments, and memory safety—to resident researcher and now senior researcher roles, blending deep academic rigor with applied industry research. His background includes teaching distributed systems and fault tolerance, plus hands-on internships and engineering roles that give him a pragmatic edge in translating vulnerabilities into mitigations. Notably, his profile reflects sustained focus on Spectre-class attacks and practical defenses, combining theoretical insight with real-world threat modeling.
11 years of coding experience
8 years of employment as a software developer
Master’s Degree, Computer Science, 1.3, Master’s Degree, Computer Science, 1.3 at Technische Universität DresdenIgor Sikorsky Kyiv Polytechnic Institute
English, German, Ukrainian, Russian
Stackoverflow
677reputation
77kreached
10answers
2questions
Github Skills (31)
hardware10
power-management10
security10
docker-container10
fuzzing10
benchmark9
cpu9
perf9
evaluator9
spectre9
vulnerabilities8
introspection8
hpc-applications8
benchmarking8
intel8
Programming languages (4)
Github contributions (5)
hw-sw-contracts/revizor
May 2022 - Dec 2022
Fuzzer that searches for vulnerabilities like Spectre and Meltdown in CPUs
Contributions:1 release, 15 commits, 1 PR in 7 months
fuzzervulnerabilitiesfuzzingsecurityspectre-vulnerability
microsoft/side-channel-fuzzer
Jan 2021 - Jan 2023
Revizor - Hardware fuzzing for the age of speculation
Contributions:6 releases, 77 reviews, 488 commits in 2 years
fuzzinghardwaresecurityspectre-vulnerabilitymeltdown
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