activity
20242026
collaborators

6 papers

quant-ph2026

Experimental demonstration of finite-size general security via discrete-modulated CVQKD with real time postprocessing

Sven Bodenstedt, Carlos Pascual-García, Nil Canta i Pujol +5

Continuous-variable quantum key distribution (CVQKD) is compatible with telecommunication infrastructure, but implementing composable security with experimentally practical resourc…

quant-ph2026

Finite-size general security for relativistic phase shift keying via variable-length quantum key distribution

Carlos Pascual-García

Differential phase shift keying constitutes a pathway towards practical quantum key distribution by using affordable commercial technologies, and robust theoretical foundations. Re…

quant-ph2026

Effective discrete-modulated continuous variable QKD under general attacks using dimension reduction

Mariana Navarro, Mateus Araújo, Antonio Acín +1

Continuous variable quantum key distribution via discrete modulations ensures information-theoretic security using standard telecom technologies, providing affordable and scalable…

quant-ph2025

Finite-size quantum key distribution rates from Rényi entropies using conic optimization

Mariana Navarro, Andrés González Lorente, Pablo V. Parellada +2

Finite-size general security proofs for quantum key distribution based on Rényi entropies have recently been introduced. These approaches are more flexible and provide tighter boun…

quant-ph2025

Quantum Key Distribution over Complex Networks

Luca Mariani, Raja Yehia, Carlos Pascual-García +4

There exist several initiatives worldwide to deploy quantum key distribution (QKD) over existing fibre networks and achieve quantum-safe security at large scales. To understand the…

quant-ph2024

Energetic Analysis of Emerging Quantum Communication Protocols

Raja Yehia, Yoann Piétri, Carlos Pascual-García +2

With the rapid development and early industrialization of quantum technologies, it is of great interest to analyze their overall energy consumption before planning for their wide-s…