Enhancing the Security of Quantum Key Distribution Protocols Based on Quantum Decoherence

Jincheng Zhang

Published Sep 5, 2026• 0 citations

Abstract

This paper investigates the enhancement of security within Quantum Key Distribution (QKD) protocols through the strategic utilization of quantum decoherence. Current QKD protocols often rely heavily on classical cryptographic techniques, leaving them vulnerable to sophisticated attacks. This research proposes a novel approach that leverages the inherent properties of quantum decoherence to bolster the security of Quantum Key Distribution (QKD) protocols. Specifically, we explore the implementation of quantum decoherence codes and adapted Quantum Key Agreement (QKA) protocols. The core claim is that by incorporating quantum decoherence, we can significantly improve the resilience of QKD against eavesdropping attacks. Our methodology focuses on designing protocols that exploit the probabilistic nature of quantum measurement and the effects of decoherence to disrupt potential interception attempts. We define key parameters related to decoherence rates, measurement strengths, and error correction strategies. The theoretical framework presented demonstrates the potential for enhanced security, offering a new direction for future QKD research and development. The goal is to move beyond purely classical security assumptions and embrace the unique vulnerabilities associated with quantum systems.

DOI: 10.5281/zenodo.22314472

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