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1002 km twin-field quantum key distribution with finite-key analysis
Quantum key distribution (QKD) holds the potential to establish secure keys over long distances. The distance of point-to-point QKD secure key...
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Machine learning with neural networks for parameter optimization in twin-field quantum key distribution
Twin-field quantum key distribution (TF-QKD) has the advantage of beating the rate-loss limit (PLOB bound) for a repeaterless quantum key...
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Twin-field quantum key distribution over 830-km fibre
Quantum key distribution (QKD) provides a promising solution for sharing information-theoretic secure keys between remote peers with physics-based...
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2×N twin-field quantum key distribution network configuration based on polarization, wavelength, and time division multiplexing
Develo** quantum key distribution (QKD) has been recently directed toward distance extension and network expansion for real-world secure...
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Plug-and-play sending-or-not-sending twin-field quantum key distribution
Twin-field quantum key distribution (TF-QKD) is a new extraordinary QKD protocol, which can overcome the fundamental rate-distance limit without...
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Quantum conference key agreement based on differential-phase-shift quantum key distribution
A quantum conference key agreement (QCKA) protocol based on differential-phase-shift quantum key distribution is presented, which provides a common...
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Twin-field quantum encryption protocol for E-payment based on blockchain
Electronic payment (E-payment) systems rely heavily on secure communication, typically achieved through encryption processes in cryptography....
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Tight finite-key analysis for mode-pairing quantum key distribution
Mode-pairing quantum key distribution (MP-QKD) is a potential protocol that is not only immune to all possible detector side channel attacks, but...
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Vector—towards quantum key distribution with small satellites
A satellite-constellation based global quantum network could allow secure quantum communication between remote users worldwide. Such a constellation...
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Security of quantum key distribution with virtual mutually unbiased bases
In a perfect quantum key distribution (QKD) protocol, quantum states should be prepared and measured with mutually unbiased bases (MUBs). However, in...
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Twin-field quantum key distribution over a 511 km optical fibre linking two distant metropolitan areas
The basic principle of quantum mechanics
1 guarantees the unconditional security of quantum key distribution (QKD)2 –6 at the cost of forbidding the...
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Improved statistical fluctuation analysis for twin-field quantum key distribution
The decoy state scheme is the most widely studied quantum key distribution protocol to detect existence of eavesdrop**. Twin-field quantum key...
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Tight finite-key security for twin-field quantum key distribution
Quantum key distribution (QKD) offers a reliable solution to communication problems that require long-term data security. For its widespread use,...
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Phase-matching quantum key distribution based on heralded pair-coherent source
Twin-field quantum key distribution (TF-QKD) is known for its capacity of overcoming the fundamental rate-distance limit of QKD, and a variety of its...
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Device-independent quantum key distribution using random quantum states
We Haar uniformly generate random states of various ranks and study their performance in an entanglement-based quantum key distribution (QKD) task....
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Quantum Key Distribution in Access Networks
This chapter presents a literature survey of data security in optical fiber networks. The evolution of data security in optical fibers starts from...
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Advances in device-independent quantum key distribution
Device-independent quantum key distribution (DI-QKD) provides the gold standard for secure key exchange. Not only does it allow for...
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Experimental implementation of distributed phase reference quantum key distribution protocols
Recently, an appreciable number of protocols for quantum key distribution (QKD) have been experimentally realized as they are expected to be...
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Satellite-based phase-matching quantum key distribution
Quantum key distribution (QKD) has been experimentally verified over fiber-based link. However, it still remains problems to be solved. The key rate...
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Nonlinear improvement of measurement-device-independent quantum key distribution using multimode quantum memory
This paper proposes a quantum key distribution (QKD) scheme for measurement-device-independent QKD (MDI-QKD) utilizing quantum memory (QM), which is...
