Results 1 to 10 of about 205,290 (317)

Quantum Key-Length Extension [PDF]

open access: yes, 2021
26 pages, 10 ...
Joseph Jaeger   +2 more
openaire   +4 more sources

Data Verification in the Agent, Combining Blockchain and Quantum Keys by Means of Multiple-Valued Logic

open access: yesApplied System Innovation, 2023
Network control of autonomous robotic devices involves a vast number of secured data coding, verification, and identification procedures to provide reliable work of distant agents. Blockchain scheme provides here the model of the extended linked list for
Alexey Yu. Bykovsky, Nikolay A. Vasiliev
doaj   +1 more source

Multiple-Valued Logic Modelling for Agents Controlled via Optical Networks

open access: yesApplied Sciences, 2022
The methods of data verification are discussed, which are intended for the distant control of autonomous mobile robotic agents via networks, combining optical data links.
Alexey Yu. Bykovsky
doaj   +1 more source

A Hybrid Encryption Scheme for Quantum Secure Video Conferencing Combined with Blockchain

open access: yesMathematics, 2022
Traditional video conference systems depend largely on computational complexity to ensure system security, but with the development of high-performance computers, the existing encryption system will be seriously threatened.
Dexin Zhu   +5 more
doaj   +1 more source

Parametrical T-Gate for Joint Processing of Quantum and Classic Optoelectronic Signals

open access: yesJ, 2023
Unmanned network robotics is a new multidisciplinary field that involves many fields of computer networks, multi-agent systems, control theory, 5G and 6G Internet, computer security, and wireless quantum communications.
Alexey Y. Bykovsky, Nikolay A. Vasiliev
doaj   +1 more source

No Signaling and Quantum Key Distribution [PDF]

open access: yesPhysical Review Letters, 2005
Standard quantum key distribution protocols are provably secure against eavesdropping attacks, if quantum theory is correct. It is theoretically interesting to know if we need to assume the validity of quantum theory to prove the security of quantum key distribution, or whether its security can be based on other physical principles.
Barrett, Jonathan   +2 more
openaire   +4 more sources

Cost-Optimization-Based Quantum Key Distribution over Quantum Key Pool Optical Networks

open access: yesEntropy, 2023
The Measurement-Device-Independent-Quantum Key Distribution (MDI-QKD) has the advantage of extending the secure transmission distances. The MDI-QKD combined with the Hybrid-Trusted and Untrusted Relay (HTUR) is used to deploy large-scale QKD networks ...
Jie Jia   +4 more
doaj   +1 more source

Public-Key Encryption with Quantum Keys

open access: yes, 2023
This submission subsumes arXiv:2303.01143 and arXiv:2303 ...
Khashayar Barooti   +6 more
openaire   +3 more sources

Limitations on quantum key repeaters [PDF]

open access: yesNature Communications, 2015
A major application of quantum communication is the distribution of entangled particles for use in quantum key distribution (QKD). Due to noise in the communication line, QKD is in practice limited to a distance of a few hundred kilometres, and can only be extended to longer distances by use of a quantum repeater, a device which performs entanglement ...
Bäuml Stefan   +7 more
openaire   +5 more sources

Quantum key distribution with quantum walks [PDF]

open access: yesQuantum Information Processing, 2018
published version; 40 pages; 8 ...
Chrysoula Vlachou   +4 more
openaire   +3 more sources

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