Quantum Privacy Preservation Communication Protocol Design Based on Quantum Coherence Degradation

Jincheng Zhang

Published Sep 2, 2026• 0 citations

Abstract

This paper presents a novel protocol design for quantum privacy preservation communication, leveraging the phenomenon of quantum coherence degradation. The core idea is to utilize the inherent vulnerability of quantum states to environmental noise – specifically, quantum decoherence – to establish secure key distribution and information transmission. The proposed protocol, termed the Quantum Coherence Degradation Protocol (QCP), incorporates a modified Bennett-Mayhew Protocol (BMP) framework, but with a key distinction: the measurement basis is dynamically adjusted based on a locally generated, time-correlated noise signal. This adaptive measurement strategy significantly enhances the resistance against eavesdropping attacks compared to traditional quantum key distribution (QKD) schemes. Mathematical analysis demonstrates the protocol's security against various attack scenarios, including intercept-resend attacks and collective attacks, provided certain assumptions about the noise characteristics hold. The protocol offers a promising approach towards more robust quantum communication security in realistic environments, where perfect isolation is unattainable. We outline the key components, the security proofs, and discuss potential improvements and future research directions.

DOI: 10.5281/zenodo.22242902

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