Friedrich Wiemer
Security Expert Cross-Domain ECUs at Bosch
Burgstall, Baden-Württemberg, Germany
Summary
👤
Senior🎓
Top SchoolFriedrich Wiemer is a security expert and entrepreneur with 12 years of experience bridging academic cryptography and applied automotive security, currently focused on cross-domain ECUs at Bosch while co-founding and leading cryptosolutions. He holds a PhD in symmetric cryptography from Ruhr University Bochum and progressed through research and teaching roles there, combining deep cryptanalytic knowledge with hands-on embedded security practice. Friedrich has practical software craftsmanship demonstrated by contributions to the prominent SageMath project—fixing crypto module code, tests, and refactoring core components—and by building CI and automated testing tools during industry internships. Known for a curious, problem-first mindset, he thrives on understanding why systems behave as they do and turning that insight into robust, testable security solutions.
12 years of coding experience
4 years of employment as a software developer
Bachelor of Science (B.Sc.), IT-Security / Information technologies, Bachelor of Science (B.Sc.), IT-Security / Information technologies at Ruhr University Bochum
German, English
Github Skills (7)
finite-field10
sage10
math10
python10
cryptography10
testing9
cython9
Programming languages (11)
Github contributions (5)
sagemath/sage
May 2017 - Feb 2022
Main repository of SageMath
Role in this project:
Back-end Developer
Back-end DeveloperContributions:136 commits in 4 years 9 months
Contributions summary:Friedrich primarily focused on modifying and improving the SageMath codebase. They addressed a deprecation warning within the `FreeModule` and made corrections to the `SBox` class in the crypto module. Additionally, the user adjusted existing doctests in the `interpolation_polynomial` methods and documentation, demonstrating knowledge of testing and code maintenance. Several commits involved refactoring and bug fixing in different modules.
pfasante/latex-bestpractice
Jan 2016 - Jun 2017
Contributions:13 commits, 7 pushes, 1 branch in 1 year 5 months
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