The evolution of quantum secure direct communication: on the road to the qinternet

D Pan, GL Long, L Yin, YB Sheng… - … Surveys & Tutorials, 2024 - ieeexplore.ieee.org
Communication security has to evolve to a higher plane in the face of the threat from the
massive computing power of the emerging quantum computers. Quantum secure direct …

Free-space quantum secure direct communication: Basics, progress, and outlook

D Pan, XT Song, GL Long - Advanced Devices & Instrumentation, 2023 - spj.science.org
Quantum secure direct communication (QSDC) leverages quantum states to transmit
information securely and reliably over a noisy, lossy, and wiretapped quantum channel. It …

One-step quantum secure direct communication

YB Sheng, L Zhou, GL Long - Science Bulletin, 2022 - Elsevier
Quantum secure direct communication (QSDC) attracts much attention for it can transmit
secret messages directly without sharing a key. In this article, we propose a one-step QSDC …

Realization of quantum secure direct communication over 100 km fiber with time-bin and phase quantum states

H Zhang, Z Sun, R Qi, L Yin, GL Long… - Light: Science & …, 2022 - nature.com
Rapid progress has been made in quantum secure direct communication in recent years.
For practical application, it is important to improve the performances, such as the secure …

One-step device-independent quantum secure direct communication

L Zhou, YB Sheng - Science China Physics, Mechanics & Astronomy, 2022 - Springer
Device-independent quantum secure direct communication (DI-QSDC) can relax the
security assumptions about the devices' internal working, and effectively enhance QSDC's …

Device-independent quantum secure direct communication with single-photon sources

L Zhou, BW Xu, W Zhong, YB Sheng - Physical Review Applied, 2023 - APS
Quantum secure direct communication (QSDC) can directly transmit secrete messages
through a quantum channel. Device-independent (DI) QSDC can guarantee the …

Fiber-based quantum secure direct communication without active polarization compensation

X Liu, D Luo, G Lin, Z Chen, C Huang, S Li… - Science China Physics …, 2022 - Springer
Quantum secure direct communication (QSDC) that allows people to directly transmit
confidential information through insecure channels is an important branch of quantum …

An evolutionary pathway for the quantum internet relying on secure classical repeaters

GL Long, D Pan, YB Sheng, Q Xue, J Lu… - IEEE Network, 2022 - ieeexplore.ieee.org
Until quantum repeaters become mature, quantum networks remain restricted either to
limited areas of directly connected nodes or to nodes connected to a common node. We …

Realization of quantum secure direct communication with continuous variable

Z Cao, Y Lu, G Chai, H Yu, K Liang, L Wang - Research, 2023 - spj.science.org
With the progress of theoretical and applied technologies, the communication system based
on the classical encryption is seriously threatened by quantum computing and distributed …

Measurement-device-independent one-step quantum secure direct communication

JW Ying, L Zhou, W Zhong, YB Sheng - Chinese Physics B, 2022 - iopscience.iop.org
The one-step quantum secure direct communication (QSDC)(Sci. Bull. 67, 367 (2022)) can
effectively simplify QSDC's operation and reduce message loss. For enhancing its security …