Jonas Rudloff
Security Researcher at n/a
Copenhagen, Capital Region of Denmark
Summary
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RockstarJonas Rudloff is a security researcher based in Copenhagen with 12 years of hands-on experience in exploit development and offensive security. A mathematician by background and a longtime member of DIKU’s Pwnies, he brings rigorous analytical thinking to real-world vulnerability research. He has contributed to the widely used pwntools CTF/exploit framework, improving remote connections, multi-architecture stagers, shellcode generation, and fixes for DynELF and format-string tooling. Jonas blends low-level systems expertise with practical tooling improvements that make complex exploit techniques repeatable and automatable. He currently focuses on deep-dive research and tool development, pairing academic rigor with hacker pragmatism. An understated strength is his ability to translate intricate exploit mechanics into reliable developer-facing features that accelerate vulnerability discovery.
11 years of coding experience
Github Skills (15)
64-bit10
windows10
shellcode10
win6410
linux10
exploit10
assembly10
ctf10
i38610
python10
pwntools10
amd10
roo9
ros9
arm9
Programming languages (7)
Github contributions (5)
Gallopsled/pwntools
Jul 2014 - Feb 2016
CTF framework and exploit development library
Role in this project:
Backend & System Engineer
Backend & System EngineerContributions:100 commits, 87 PRs, 92 pushes in 1 year 7 months
Contributions summary:Jonas primarily contributed to the development of the `pwntools` framework, focusing on core functionalities related to exploit development and CTF challenges. Their work involved implementing remote connection capabilities, adding stager shellcodes for different architectures (i386 and amd64, and thumb), and improving the shellcode generation process. Furthermore, they enhanced the framework by fixing bugs related to DynELF and format string exploitation.
pythonctfpython2ropshellcode
kokjo/universalrop
Apr 2017 - Feb 2018
Contributions:10 commits, 7 pushes, 1 branch in 10 months
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