James Chiang

James Hsin-yu Chiang is a Postdoc Researcher in the Systems Security Group at ETH Zurich. Prior to joining ETH, he was a Cryptography Postdoc at Aarhus University, hosted by Ivan Damgård. He earned his PhD from the Technical University of Denmark as a recipient of the DTU Compute Fellowship, and completed his undergraduate studies at UCLA with distinction. His research focuses on privacy-preserving technologies, with current work spanning digital identity systems, confidential machine learning, blockchain protocols and secure multi-party computation.

Prior to his PhD, James designed flight hardware for Mars missions at NASA’s Jet Propulsion Laboratory in Pasadena, advised global technology clients at the Boston Consulting Group, co-founded data-science startups in Switzerland, and contributed to open-source libraries implementing the original Bitcoin protocol.

Supervised Theses

An FHE-Based Tally Algorithm for Coercion-Resistant DAO Voting: Design and Evaluation (SA)
Student: Adrien Bousquié
Supervisors: James Chiang and Mariana Gama (Bocconi)
Evaluating Browser Agents Against Indirect Prompt Injection (SA)
Student: Kalil Sama Bouzigues
Supervisors: James Chiang and Kevin O'Sullivan (Agentic Systems Lab)
OKTO-Pay: Towards Concurrent Account-Based Confidential Payments on the EVM (SA)
Student: Brandy Simon
Supervisors: Carolin Beer and James Chiang
Static Prompt Injection Detection via Abstract Meaning Representation (BA)
Student: Janosch Moor
Supervisors: Daniele Coppola and James Chiang