5 papers
Cache to the Future: A Distributed Webpage Archive for Internet Blackouts
Ross Evans, Diogo Barradas
Internet blackouts, occurring due to technological mishaps or intentional governmental action, prevent citizens from accessing the internet. Citizens in regions where internet blac…
Technologies and Security Challenges in Metaverse
Krishno Dey, Diogo Barradas, Saqib Hakak
The Metaverse utilizes emerging technologies such as Extended Reality (XR), Artificial Intelligence (AI), blockchain, and digital twins to provide an immersive and interactive virt…
Secure and Efficient Group Handover Protocol in 5G Non-Terrestrial Networks
Bohan Zhang, Peng Hu, Ahmad Akbari Azirani +4
The growing low-Earth orbit (LEO) satellite constellations have become an essential part of the fifth-generation (5G) non-terrestrial network (NTN) market. These satellites can ena…
The Spectre of Surveillance and Censorship in Future Internet Architectures
Michael Wrana, Diogo Barradas, N. Asokan
Recent initiatives known as Future Internet Architectures (FIAs) seek to redesign the Internet to improve performance, scalability, and security. However, some governments perceive…
On the Feasibility of Fingerprinting Collaborative Robot Network Traffic
Cheng Tang, Diogo Barradas, Urs Hengartner +1
This study examines privacy risks in collaborative robotics, focusing on the potential for traffic analysis in encrypted robot communications. While previous research has explored…