We analysed the maximum number of secured users via upstream and downstream continuous-variable and upstream discrete-variable quantum key distribution (QKD) systems coexisting with classical channels in passive optical networks. We demonstrated that downstream continuous-variable QKD outperforms upstream discrete-variable QKD only for small number of users.

Maximising the Number of Secured Users in an Integrated Quantum Passive Optical Network

Gagliano, A.;Mazza, E.;Gatto, A.;Boffi, P.;Martelli, P.;Parolari, P.
2024-01-01

Abstract

We analysed the maximum number of secured users via upstream and downstream continuous-variable and upstream discrete-variable quantum key distribution (QKD) systems coexisting with classical channels in passive optical networks. We demonstrated that downstream continuous-variable QKD outperforms upstream discrete-variable QKD only for small number of users.
2024
2024 IEEE Photonics Conference (IPC), IPC 2024 - Proceedings
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11311/1287489
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