Martin Bartosch is a cryptography and IT security specialist with over 20 years' experience architecting and operating enterprise-grade key management, PKIX/X.509 and TLS solutions. As co-owner and manager at White Rabbit Security and founder of Cynops, he blends hands-on engineering with commercial leadership, steering projects from design through delivery while translating complex cryptographic concepts for non-technical stakeholders. A long-term contributor to the OpenXPKI project, he has improved core performance, added XML configuration and unit tests, and tightened dependency handling to make production PKI more robust and maintainable. Trained as an electrical engineer with business economics studies, he pairs deep technical rigor with practical business sense, often focusing on operational resilience and auditability in high-security environments.
20 years of coding experience
5 years of employment as a software developer
Correspondence Course Business Economics, Correspondence Course Business Economics at FernUniversität in Hagen
Dipl.-Ing. Electrical and Electronics Engineering, Dipl.-Ing. Electrical and Electronics Engineering at Technische Universität Braunschweig
Contributions:505 commits, 14 PRs, 18 pushes in 16 years 8 months
Contributions summary:Martin's commits primarily focused on improving the performance and functionality of the OpenXPKI core module. The work involved enhancing the i18nGettext function for better parameter handling and file handling, contributing to the overall system efficiency. Furthermore, the user addressed the need for enhanced functionality by adding features such as XML configuration support and unit tests, improving code robustness and maintainability. They also addressed dependencies by introducing the Text::CSV_XS module, improving the parsing for certain functionality.
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Martin Bartosch - Co Owner, Manager at Cynops GmbH