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40-user fully connected entanglement-based quantum key distribution network without trusted node

open access: yesPhotoniX, 2022
Quantum key distribution (QKD) would play an important role in future information technologies due to its theoretically proven security based on the laws of quantum mechanics.
Xu Liu   +11 more
doaj   +1 more source

Quantum Key Distribution [PDF]

open access: yesACM Computing Surveys, 2020
The convergence of quantum cryptography with applications used in everyday life is a topic drawing attention from the industrial and academic worlds. The development of quantum electronics has led to the practical achievement of quantum devices that are already available on the market and waiting for their first application on a broader scale.
Mehić, Miralem   +10 more
openaire   +3 more sources

Free‐Space Quantum Key Distribution with Single Photons from Defects in Hexagonal Boron Nitride [PDF]

open access: yesAdvanced Quantum Technologies, 2022
Efficient single photon generation is an important requirement for several practical applications in quantum technologies, including quantum cryptography.
Çağlar Samaner   +4 more
semanticscholar   +1 more source

A device-independent quantum key distribution system for distant users [PDF]

open access: yesNature, 2021
Device-independent quantum key distribution (DIQKD) enables the generation of secret keys over an untrusted channel using uncharacterized and potentially untrusted devices1–9.
Wei Zhang   +10 more
semanticscholar   +1 more source

Quantum key distribution with correlated sources [PDF]

open access: yesScience Advances, 2020
A security framework enables practical quantum key distribution realizations even with correlated and generally flawed sources.
Pereira, Margarida   +4 more
openaire   +4 more sources

SECURITY OF QUANTUM KEY DISTRIBUTION [PDF]

open access: yesInternational Journal of Quantum Information, 2008
Quantum Information Theory is an area of physics which studies both fundamental and applied issues in quantum mechanics from an information-theoretical viewpoint. The underlying techniques are, however, often restricted to the analysis of systems which satisfy a certain independence condition.
openaire   +2 more sources

Single-emitter quantum key distribution over 175 km of fibre with optimised finite key rates [PDF]

open access: yesNature Communications, 2022
Quantum key distribution with solid-state single-photon emitters is gaining traction due to their rapidly improving performance and compatibility with future quantum networks.
Christopher L. Morrison   +10 more
semanticscholar   +1 more source

Thermal state quantum key distribution [PDF]

open access: yesJournal of Physics B: Atomic, Molecular and Optical Physics, 2021
Abstract We analyse a central broadcast continuous variable quantum key distribution protocol in which a beam produced by a thermal source is used to create a secret key between two parties, Alice and Bob. A beam splitter divides the initial beam into a pair of output beams, which are sent to Alice and Bob, with Eve intercepting Bob’s ...
A Walton   +4 more
openaire   +6 more sources

Quantum Cryptography—A Simplified Undergraduate Experiment and Simulation

open access: yesPhysics, 2022
Quantum cryptography is a topic of considerable interest. A simple and robust experiment and theory for a senior level undergraduate investigation of quantum key distribution are described.
Yuval Bloom   +3 more
doaj   +1 more source

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