Back to Search
Start Over
Multi-party quantum key distribution protocol in quantum network.
- Source :
- EPJ Quantum Technology; 9/27/2024, Vol. 11 Issue 1, p1-26, 26p
- Publication Year :
- 2024
-
Abstract
- This study proposes a measurement property of graph states and applies it to design a mediated multiparty quantum key distribution (M-MQKD) protocol for a repeater-based quantum network in a restricted quantum environment. The protocol enables remote classical users, who cannot directly transmit qubits, to securely distribute a secret key with the assistance of potentially dishonest quantum repeaters. Classical users only require two quantum capabilities, while quantum repeaters handle entanglement transmission through single-photon measurements. The one-way transmission approach eliminates the need for additional defenses against quantum Trojan horse attacks, reducing maintenance costs compared to round-trip or circular transmission methods. As a result, the M-MQKD protocol is lightweight and easy to implement. The study also evaluates the security of the protocol and demonstrates its practicality through quantum network simulations. [ABSTRACT FROM AUTHOR]
- Subjects :
- MAINTENANCE costs
COMPUTER network protocols
QUBITS
MEASUREMENT
Subjects
Details
- Language :
- English
- ISSN :
- 21960763
- Volume :
- 11
- Issue :
- 1
- Database :
- Complementary Index
- Journal :
- EPJ Quantum Technology
- Publication Type :
- Academic Journal
- Accession number :
- 179969233
- Full Text :
- https://doi.org/10.1140/epjqt/s40507-024-00275-5