17-21 julio 2017
Santiago de Compostela, Facultade de Química
Europe/Madrid timezone

Performance evaluation of device-independent quantum key distribution with practical sources

17 jul. 2017 17:50
25m
Aula Química General (Facultad Química (USC))

Aula Química General

Facultad Química (USC)

Oral parallel contribution Quantum Information Quantum Information

Ponente

Sr. Víctor Zapatero (EI Telecomunicación, Departamento de Teoría de la Señal y Comunicaciones, Universidad de Vigo, Vigo E-36310, Spain)

Descripción

Device-independent quantum key distribution aims to provide users with information-theoretically secure secret keys without any need for characterizing the physical devices. Nevertheless, there still exists a big gap between theory and experiments. In this work, we evaluate the performance of assisted device independent quantum key distribution in a realistic scenario, that is, using practical photonic sources and a finite number of signals exchanged between the two parties. For this task, we employ recently derived finite key rate formulas against general attacks. Our results are useful to analyze the feasibility of practical device-independent quantum key distribution.

Autor primario

Sr. Víctor Zapatero (EI Telecomunicación, Departamento de Teoría de la Señal y Comunicaciones, Universidad de Vigo, Vigo E-36310, Spain)

Coautor

Dr. Marcos Curty (EI Telecomunicación, Departamento de Teoría de la Señal y Comunicaciones, Universidad de Vigo, Vigo E-36310, Spain)

Materiales de la presentación

Todavía no hay materiales.
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