Advances in device-independent quantum key distribution

V Zapatero, T van Leent, R Arnon-Friedman… - npj quantum …, 2023 - nature.com
Device-independent quantum key distribution (DI-QKD) provides the gold standard for
secure key exchange. Not only does it allow for information-theoretic security based on …

Security of device-independent quantum key distribution protocols: a review

IW Primaatmaja, KT Goh, EYZ Tan, JTF Khoo… - Quantum, 2023 - quantum-journal.org
Device-independent quantum key distribution (DI-QKD) is often seen as the ultimate key
exchange protocol in terms of security, as it can be performed securely with uncharacterised …

[HTML][HTML] Experimental measurement-device-independent type quantum key distribution with flawed and correlated sources

J Gu, XY Cao, Y Fu, ZW He, ZJ Yin, HL Yin, ZB Chen - Science Bulletin, 2022 - Elsevier
The security of quantum key distribution (QKD) is severely threatened by discrepancies
between realistic devices and theoretical assumptions. Recently, a significant framework …

Experimental quantum e-commerce

XY Cao, BH Li, Y Wang, Y Fu, HL Yin, ZB Chen - Science Advances, 2024 - science.org
E-commerce, a type of trading that occurs at a high frequency on the internet, requires
guaranteeing the integrity, authentication, and nonrepudiation of messages through long …

Multi-responsive graphene quantum dots hybrid self-healing structural color hydrogel for information encoding and encryption

J Yan, G Pan, W Lin, Z Tang, J Zhang, J Li, W Li… - Chemical Engineering …, 2023 - Elsevier
Abstract Information security plays an important role in the era of big data. Attempts to
improve security often require giving them more additional encryption strategies. Herein, a …

Advances in chip-based quantum key distribution

Q Liu, Y Huang, Y Du, Z Zhao, M Geng, Z Zhang, K Wei - Entropy, 2022 - mdpi.com
Quantum key distribution (QKD), guaranteed by the principles of quantum mechanics, is one
of the most promising solutions for the future of secure communication. Integrated quantum …

Security of quantum key distribution from generalised entropy accumulation

T Metger, R Renner - Nature Communications, 2023 - nature.com
The goal of quantum key distribution (QKD) is to establish a secure key between two parties
connected by an insecure quantum channel. To use a QKD protocol in practice, one has to …

Experimental demonstration of fully passive quantum key distribution

FY Lu, ZH Wang, V Zapatero, JL Chen, S Wang… - Physical Review Letters, 2023 - APS
The passive approach to quantum key distribution (QKD) consists of removing all active
modulation from the users' devices, a highly desirable countermeasure to get rid of …

Hacking measurement-device-independent quantum key distribution

FY Lu, P Ye, ZH Wang, S Wang, ZQ Yin, R Wang… - Optica, 2023 - opg.optica.org
Decoy-state measurement-device-independent quantum key distribution (MDI-QKD) is
regarded as one of the most promising protocols since it is physically immune to all fatal …

Modified BB84 quantum key distribution protocol robust to source imperfections

M Pereira, G Currás-Lorenzo, Á Navarrete… - Physical Review …, 2023 - APS
The Bennett-Brassard 1984 (BB84) protocol is the most widely implemented quantum key
distribution (QKD) scheme. However, despite enormous theoretical and experimental efforts …