Steven Murdoch is a Professor of Security Engineering and Head of Section at UCL with over 21 years’ experience building secure systems, leading research groups, and teaching MSc students in information security. His work spans payment system security, anonymous communications, censorship resistance and privacy-enhancing technologies, and he has applied that research in industry as Chief Security Architect at Cronto and Distinguished Scientist at OneSpan. An active contributor to the Tor project, he has made low-level core improvements to enhance privacy, robustness and logging in one of the most widely used anonymity networks. He also explores the intersection of computer science and law, focusing on how systems can produce auditable evidence for fair dispute resolution. A director of the Open Rights Group and a Fellow of the IET and BCS, he combines deep academic rigor with practical impact across open source, industry and civil society.
21 years of coding experience
16 years of employment as a software developer
PhD, Computer Security, PhD, Computer Security at University of Cambridge
BSc (Hons), Software Engineering, BSc (Hons), Software Engineering at University of Glasgow
unofficial git repo -- report bugs/issues/pull requests on https://gitlab.torproject.org/ --
Role in this project:
Back-end Developer & System Architect
Contributions:2 commits in 1 day
Contributions summary:Steven primarily contributes to the core functionality of the Tor project, focusing on low-level system interactions and security. Their work includes implementing credential switching mechanisms to enhance user privacy, along with refactoring existing code for better robustness and maintainability. Significant effort went into debugging, logging, and enhancing the security features within the Tor network. Several commits focused on modifying configurations and internal structures of the Tor project.
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