Siamak F. Shahandashti

PhD CS, MSc BSc EE
Senior Lecturer (Associate Professor)
Cyber Security and Privacy Research Group
Dept. of Computer Science
University of York, UK

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Student Supervision

Teaching

Academic Service

Latest News

2025-09-02: Ibtihal's paper on the use of and concerns about authentication technologies among British university staff and students is accepted as late breaking work to BCS HCI 2025. See: ePrint, Conference Webpage
2025-08-19: Najla has passed her viva today! Congratulations to her and Helen Petrie, her main supervisor, with both of whom I had the pleasure to work. See: Najla's Publications
2025-06-23: Kit's paper proposing the first subexponential quantum algorithm for the semidirect discrete logarithm problem published at PQCrypto 2024 receives the best 2024 PhD student paper award at the department. See: ePrint, DoI, Slides, Video
Older: News archive

Selected Recent Publications

[BAS25] Hina Binte Haq, Syed Taha Ali and Siamak F. Shahandashti. "Cuckoo's Nest: An Ultra-Lightweight DoS-Resilient Bitcoin Mempool". ICBC 2025 (to appear).
ePrint | DoI | Code | Dataset | Slides

[CBS24] Ali Cherry, Konstantinos Barmpis and Siamak F. Shahandashti. "The Emperor is Now Clothed: A Secure Governance Framework for Web User Authentication through Password Managers". ICICS 2024, LNCS 15057: 233–252, Springer, 2024.
ePrint | DoI | Code | BibTeX

[BKPS24] Christopher Battarbee, Delaram Kahrobaei, Ludovic Perret, and Siamak F. Shahandashti. "A Subexponential Quantum Algorithm for the Semdirect Discrete Logarithm Problem". PQCrypto 2024, LNCS 14771: 202–226, 2024.
ePrint | DoI | Slides | Video | BibTeX

Full Publication List