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Related Experiment Video

Updated: Jul 29, 2025

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference

Published on: September 5, 2019

A Semi-Quantum Secret-Sharing Protocol with a High Channel Capacity.

Yuan Tian¹, Genqing Bian¹, Jinyong Chang¹

¹College of Information and Control Engineering, Xi'an University of Architecture and Technology, Xi'an 710055, China.

Entropy (Basel, Switzerland)

|May 27, 2023

Summary

This study introduces an efficient semi-quantum secret sharing (SQSS) protocol using hyper-entangled states. It enhances channel capacity and transmission efficiency for secure quantum communication networks.

Keywords:

degree of freedom eavesdropping detection hyper-entangled states quantum cryptography semi-quantum secret sharing

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Last Updated: Jul 29, 2025

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference

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Published on: September 8, 2023

Area of Science:

Quantum communication
Cryptography
Quantum information science

Background:

Semi-quantum cryptography involves users with varying quantum capabilities.
Secret sharing protocols ensure information security through collaborative efforts.
Existing protocols face limitations in channel capacity and efficiency.

Purpose of the Study:

To propose an efficient semi-quantum secret sharing (SQSS) protocol.
To leverage hyper-entangled states for enhanced security and capacity.
To provide a secure and efficient scheme for quantum communication networks.

Main Methods:

Utilizing hyper-entangled single-photon states for the SQSS protocol.
Implementing operations for classical users (Z-basis measurement/preparation, qubit return).
Conducting security analysis against known attacks.

Main Results:

The proposed protocol effectively resists known attacks.
Hyper-entangled states expand channel capacity compared to single-DoF states.
Transmission efficiency is improved by 100%.

Conclusions:

The protocol offers an innovative scheme for SQSS in quantum networks.
It provides a theoretical basis for practical semi-quantum cryptography.
Enhanced efficiency and security are key advantages for future quantum communication.