Experimental Measurement-Device-Independent Quantum Conference Key Agreement

KX Yang, YL Mao, H Chen, X Dong, J Zhu, J Wu… - Physical Review Letters, 2024 - APS
Quantum networks aim to enable quantum information tasks among multiple parties.
Quantum conference key agreement (QCKA) is a typical task in quantum networks, which …

Hierarchical certification of nonclassical network correlations

MX Luo, X Yang, A Pozas-Kerstjens - Physical Review A, 2024 - APS
With the increased availability of quantum technological devices, it becomes more important
to have tools to guarantee their correct nonclassical behavior. This is especially important for …

Multi-field quantum conferencing overcomes the network capacity limit

YM **e, YS Lu, Y Fu, HL Yin, ZB Chen - Communications Physics, 2024 - nature.com
Quantum conferencing enables multiple nodes within a quantum network to share a secure
conference key for private message broadcasting. The key rate, however, is limited by the …

Guarantees on the structure of experimental quantum networks

A Ulibarrena, JW Webb, A Pickston, J Ho… - npj Quantum …, 2024 - nature.com
Quantum networks connect and supply a large number of nodes with multi-party quantum
resources for secure communication, networked quantum computing and distributed …

Experimental Measurement-Device-Independent Quantum Cryptographic Conferencing

Y Du, Y Liu, C Yang, X Zheng, S Zhu, X Ma - Physical Review Letters, 2025 - APS
Quantum cryptographic conferencing (QCC) allows sharing secret keys among multiple
distant users and plays a crucial role in quantum networks. Because of the fragility and low …

Experimental anonymous conference key agreement using linear cluster states

L Rückle, J Budde, J de Jong, F Hahn, A Pappa… - Physical Review …, 2023 - APS
Multipartite entanglement enables secure and anonymous key exchange between multiple
parties in a network. Greenberger-Horne-Zeilinger states have been introduced as resource …

Collective attack free controlled quantum key agreement without quantum memory

A Dutta, A Pathak - Physica Scripta, 2023 - iopscience.iop.org
Here we present a new protocol for controlled quantum key agreement and another protocol
for key agreement with a specific focus on the security analysis. Specifically, detailed …

Quantum conference key agreement based on differential-phase-shift quantum key distribution

K Inoue, T Honjo - Quantum Information Processing, 2024 - Springer
A quantum conference key agreement (QCKA) protocol based on differential-phase-shift
quantum key distribution is presented, which provides a common secret key for secure …

Experimental anonymous quantum conferencing

JW Webb, J Ho, F Grasselli, G Murta, A Pickston… - Optica, 2024 - opg.optica.org
Anonymous quantum conference key agreement (AQCKA) allows a group of users within a
network to establish a shared cryptographic key without revealing their participation …

Efficient source-independent quantum conference key agreement

Y Bao, YR **ao, YC Song, XY Cao, Y Fu, HL Yin… - Optics …, 2024 - opg.optica.org
Quantum conference key agreement (QCKA) enables the unconditional secure distribution
of conference keys among multiple participants. Due to challenges in high-fidelity …