Results 1 to 10 of about 279 (96)

A Semi-Quantum Secret-Sharing Protocol with a High Channel Capacity [PDF]

open access: yesEntropy, 2023
Semi-quantum cryptography communication stipulates that the quantum user has complete quantum capabilities, and the classical user has limited quantum capabilities, only being able to perform the following operations: (1) measuring and preparing qubits ...
Yuan Tian   +5 more
doaj   +2 more sources

An Efficient and Secure Semi-Quantum Secret Sharing Scheme Based on W State Sharing of Specific Bits [PDF]

open access: yesEntropy
This paper presents a semi-quantum secret sharing (SQSS) protocol based on three-particle W states, designed for efficient and secure secret sharing in quantum-resource-constrained scenarios. In the protocol, a fully quantum-capable sender encodes binary
Kai Xing, Rongbo Lu, Sihai Liu, Lu Lan
doaj   +2 more sources

Cryptanalysis of efficient controlled semi-quantum secret sharing protocol with entangled state [PDF]

open access: yesScientific Reports
Quantum secret sharing is a basic quantum cryptographic primitive, which plays an important role in robust key management and secure multiparty computation etc.
Shuang Li   +4 more
doaj   +2 more sources

A (t, n) threshold protocol of semi-quantum secret sharing based on single particles

open access: yesFrontiers in Physics, 2023
Semi-quantum secret sharing is an important research issue in quantum cryptography. In this paper, we propose a (t, n) threshold semi-quantum secret sharing protocol, which combines the practicality of semi-quantum secret sharing protocols and the ...
Ziyi Zhou   +5 more
doaj   +1 more source

Semi-quantum key distribution with two classical users

open access: yesFrontiers in Physics, 2022
Semi-quantum key distribution (SQKD) is an important research issue which allows one quantum participant equipped with advanced quantum devices to distribute a shared secret key securely with one classical user who has restricted capabilities.
Wan Qing Wu   +3 more
doaj   +1 more source

Efficient (k, n) threshold semi-quantum secret sharing protocol

open access: yesFrontiers in Physics
Most (k, n) threshold quantum secret sharing protocols are fully quantum. The message receivers must be equipped with complex quantum devices so as to prepare various quantum resources and perform complex quantum operations, which may affect the practice
Jie Cao, Jinchao Xu
doaj   +1 more source

Integrated semi‐quantum layered communication

open access: yesIET Quantum Communication
In recent times, secure quantum communication in layered networks has emerged as an important area of study. The authors harness the potential offered by multidimensional states in secure quantum communication with only one quantum participant and all ...
Rajni Bala   +2 more
doaj   +1 more source

Fine-Grained and Lightweight Quantum-Resistant Access Control System With Efficient Revocation for IoT Cloud

open access: yesIEEE Open Journal of the Communications Society
The proliferation of Internet of Things (IoT) devices in cloud-assisted environments raises urgent concerns regarding fine-grained access control, policy privacy, and resilience against quantum adversaries.
Potchakorn Poomekum   +2 more
doaj   +1 more source

High-fidelity four-photon GHZ states on chip

open access: yesnpj Quantum Information
Mutually entangled multi-photon states are at the heart of all-optical quantum technologies. While impressive progresses have been reported in the generation of such quantum light states using free space apparatus, high-fidelity high-rate on-chip ...
Mathias Pont   +19 more
doaj   +1 more source

A novel CLWE-based attribute-based encryption scheme from lattices with privacy preserving

open access: yesCybersecurity
Lattice-based attribute-based encryption (ABE) combines the advantages of against quantum attack and fine-grained access control. However, most existing LWE-based or RLWE-based ABE schemes from lattices have the limitations of large storage cost and lack
Yuan Liu, Licheng Wang, Yongbin Zhou
doaj   +1 more source

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