Sergey Ichtchenko
Associate Security Consultant
Oxford, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolSergey Ichtchenko is an associate security consultant with a decade of hands-on experience blending offensive security, formal mathematics, and software development. Based in Oxford, he has supported and led client vulnerability assessments and red teaming engagements while developing bespoke RT tools and pursuing advanced academic research. His background spans top-tier academic training—a Distinction MS in Mathematics and Foundations of Computer Science and a PhD in progress at the University of Oxford—grounding his practical pentesting in rigorous theory. A former computer science teacher, he communicates complex technical findings clearly to diverse audiences and mentors junior practitioners. Sergey’s interests in cryptography, esoteric languages like APL, and theoretical computation shape an analytical, curiosity-driven approach to security that often uncovers subtle, non-obvious weaknesses.
10 years of coding experience
6 years of employment as a software developer
Doctor of Philosophy - PhD, Computer Science, Doctor of Philosophy - PhD, Computer Science at University of OxfordBachelor of Science - BS, Mathematics and Computer Science, 5.0/5.0, Bachelor of Science - BS, Mathematics and Computer Science, 5.0/5.0 at University of HelsinkiIB Diploma, Maths, Chemistry, Physics, Psychology, English, Finnish, 44/45, IB Diploma, Maths, Chemistry, Physics, Psychology, English, Finnish, 44/45 at Ressun lukio
English, Finnish, Russian, French, Swedish
Github Skills (44)
stock10
discord10
firmware10
linux10
nintendo10
homebrew10
nintendo-3ds10
discord-bot10
3ds10
nix9
apl9
nixos9
nixpkgs8
code-golf8
wii8
Programming languages (8)
Github contributions (5)
APLMOOC/APLMOOC_Backend
Sep 2022 - Aug 2024
Backend server for APL MOOC problem verification
Contributions:1 review, 1 PR, 42 pushes in 1 year 11 months
APLMOOC/APLMOOC
Sep 2022 - Jan 2025
A MOOC course for the APL programming language
Contributions:7 PRs, 116 pushes, 10 branches in 2 years 5 months
mooc-fiaplcode-golfpythoncompiler
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