Rubens Brandão
Cyber Security Specialist at Rubens Brandao tecnologia
Espírito Santo, Brazil
Summary
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SeniorRubens Brandão is a Cyber Security Specialist with a decade of hands-on experience in systems programming, reverse engineering, Rust, and WebAssembly. He has worked across industry and academia—bringing practical vulnerability analysis from roles at Ubiquiti Networks and HackerOne to consultancy and teaching engagements in Brazil. Currently running Rubens Brandao tecnologia, he blends deep low-level technical skills with real-world security operations and bug bounty insight. Known for turning close-to-metal research into pragmatic defenses, he excels at dissecting complex binaries and building resilient tooling in Rust. Based in Espírito Santo, Brazil, Rubens pairs a research-minded approach with practitioner experience that surfaces non-obvious attack vectors and hardens systems accordingly.
11 years of coding experience
1 year of employment as a software developer
Portuguese, English, French
Stackoverflow
391reputation
4kreached
13answers
0questions
Github Skills (148)
end-to-end-encryption10
identity10
authentication10
squashfs10
compression10
ninja10
ghidra10
decompilation10
api10
rust10
shell10
credentials10
antipatterns10
authorization10
trust10
Programming languages (9)
Github contributions (5)
rbran/sleigh3rust
Oct 2022 - Nov 2024
A demontration of disassemblers generated by sleigh2rust
Contributions:2 PRs, 24 pushes, 2 branches in 2 years 1 month
disassemblerdisassemblyrust
rbran/sleigh-rs
Jun 2022 - Jan 2023
Ghidra Sleight (PCode) parsing library in Rust.
Contributions:50 commits, 3 PRs, 130 pushes in 6 months
ghidraparsingrustdisassemblerdisassembly
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