2023/10/12 by M. Krelina, Krelina, Michal
Computer Science · #FOS: Physical sciences #Quantum Information and Cryptography #Quantum Physics (quant-ph)
paper · pdf · doi:10.48550/arxiv.2310.08728
openalex publication_date 2023/10/12 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28
Quantum communication, particularly quantum key distribution, is poised to play a pivotal role in our communication system in the near future. Consequently, it is imperative to not only assess the vulnerability of quantum communication to eavesdropping (one aspect of quantum hacking), but also to scrutinise the feasibility of executing a denial-of-service attack, specifically, stopping quantum communication from working. Focusing primarily on the free-space quantum channel, the investigation of possible denial-of-service attacks from a strategic perspective is performed. This encompasses the analysis of various scenarios, numerical modelling, risk estimation and attack classification. The out-of-FOV (field of view) attack emerges as a particularly severe threat across nearly all scenarios. This is accompanied by proposed counter-countermeasures and recommendations.