Details on my published papers can also be found on my department page and my Google Scholar profile.
Poster: Secure and Scalable Rerouting in LEO Satellite Networks (PDF)
Lyubomir Yanev, Pietro Ronchetti, Joshua Smailes, Martin Strohmeier
4th Workshop on Security of Space and Satellite Systems (SpaceSec)
February 2026
DSNS: The Deep Space Network Simulator (PDF)
Joshua Smailes, Filip Futera, Sebastian Köhler, Simon Birnbach, Martin Strohmeier, Ivan Martinovic
2025 Security for Space Systems (3S)
November 2025
SatIQ: Extensible and Stable Satellite Authentication using Hardware Fingerprinting (PDF)
Joshua Smailes, Sebastian Köhler, Simon Birnbach, Martin Strohmeier, Ivan Martinovic
ACM Transactions on Privacy and Security
October 2025
SATversary: Adversarial Attacks on Satellite Fingerprinting (PDF)
Joshua Smailes, Sebastian Köhler, Simon Birnbach, Martin Strohmeier, Ivan Martinovic
arXiv preprint arXiv:2506.06119
June 2025
OrbID: Identifying Orbcomm Satellite RF Fingerprints (PDF)
Cédric Solenthaler, Joshua Smailes, Martin Strohmeier
3rd Workshop on Security of Space and Satellite Systems (SpaceSec)
February 2025
KeySpace: Enhancing Public Key Infrastructure for Interplanetary Networks (PDF)
Joshua Smailes, Filip Futera, Sebastian Köhler, Simon Birnbach, Martin Strohmeier, Ivan Martinovic
arXiv preprint arXiv:2408.10963
August 2024
Sticky Fingers: Resilience of Satellite Fingerprinting against Jamming Attacks (PDF)
Joshua Smailes, Edd Salkield, Sebastian Kohler, Simon Birnbach, Martin Strohmeier, Ivan Martinovic
2nd Workshop on Security of Space and Satellite Systems (SpaceSec)
March 2024
Watch This Space: Securing Satellite Communication through Resilient Transmitter Fingerprinting (PDF)
Joshua Smailes, Sebastian Kohler, Simon Birnbach, Martin Strohmeier, Ivan Martinovic
Proceedings of the 2023 ACM SIGSAC Conference on Computer and Communications Security (CCS 23)
November 2023
Adaptable Hardware Fingerprinting for Radio Data Links and Avionics Buses in Adversarial Settings (PDF)
Simon Birnbach, Joshua Smailes, Richard Baker, Ivan Martinovic
Best of Session, Digital Avionics Systems Conference
October 2023
Satellite Spoofing from A to Z: On the Requirements of Satellite Downlink Overshadowing Attacks (PDF)
Edd Salkield, Marcell Szakály, Joshua Smailes, Sebastian Köhler, Simon Birnbach, Martin Strohmeier, Ivan Martinovic
Best Paper: Runner Up, Proceedings of the 16th ACM Conference on Security and Privacy in Wireless and Mobile Networks (ACM WiSec 2023)
May 2023
Poster: spaceQUIC: Securing Communication in Computationally Constrained Spacecraft (PDF)
Joshua Smailes, Razvan David, Sebastian Kohler, Simon Birnbach, Ivan Martinovic
Poster at the 16th ACM Conference on Security and Privacy in Wireless and Mobile Networks (ACM WiSec 2023)
May 2023
Dishing Out DoS: How to Disable and Secure the Starlink User Terminal (PDF)
Joshua Smailes, Edd Salkield, Sebastian Köhler, Simon Birnbach, Ivan Martinovic
Poster at the 16th ACM Conference on Security and Privacy in Wireless and Mobile Networks (ACM WiSec 2023)
May 2023
You talkin' to me? Exploring Practical Attacks on Controller Pilot Data Link Communications (PDF)
Joshua Smailes, Daniel Moser, Matthew Smith, Martin Strohmeier, Vincent Lenders, Ivan Martinovic
Best Paper, Proceedings of the 7th ACM on Cyber-Physical System Security Workshop
May 2021

Invited Talks and Demos

Extensible and Stable Satellite Authentication using Hardware Fingerprinting
CSAW Applied Research Competition (First Place!)
November 2025
Seminar: "Protecting Space Systems from Cyber Threats"
Dagstuhl Seminar
March 2025
Trust and Authentication in Satellite Communication: Past, Present, and Future
ETH Zürich
January 2025
Adapting Terrestrial PKI to Secure Future Space Networks
CCSDS Technical Meetings
November 2024
Using Transmitter Fingerprints to Protect Satellite Downlinks
CySat
April 2023
Security Considerations in Federated Satellite Systems
European Space Agency
January 2023
Securing Satellite Communications through Physical-Layer Device Fingerprinting
System Security Group, ETH Zürich
July 2022
Topics: CPDLC, Satellite Fingerprinting, Key Management
armasuisse Cyber Alp Retreat
July 2022, June 2023, June 2024
CPDLC: Man-in-the-middle attacks and how to defend against them
DEF CON 29, Aerospace Village (website)
August 2021