Quantum key distribution provides secure keys with information-theoretic security ensured
by the principle of quantum mechanics. The continuous-variable version of quantum key …

Quantum cryptography is arguably the fastest growing area in quantum information science.
Novel theoretical protocols are designed on a regular basis, security proofs are constantly …

Quantum key distribution (QKD) can provide fundamentally proven secure communication.
Towards application, the secret key rate (SKR) is a key figure of merit for any QKD system …

Twin-field quantum key distribution can overcome the secret key capacity of repeaterless
quantum key distribution via single-photon interference. However, to compensate for the …

In principle, quantum key distribution (QKD) offers information-theoretic security based on
the laws of physics. In practice, however, the imperfections of realistic devices might …

Quantum key distribution (QKD), allows two distant parties to share encryption keys with
security based on physical laws. Experimentally, QKD has been implemented via optical …

Cryptography promises four information security objectives, namely, confidentiality, integrity,
authenticity and non-repudiation, to support trillions of transactions annually in the digital …

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 …

The security of quantum key distribution (QKD) is severely threatened by discrepancies
between realistic devices and theoretical assumptions. Recently, a significant framework …

Based on the novel idea of twin-field quantum key distribution [TF-QKD; Lucamarini, Nature
(London) 557, 400 (2018) NATUAS 0028-0836 10.1038/s41586-018-0066-6], we present a …