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Vol. 6 No. 1 (2025)
2025 Edition

Short Articles

Optimizing Quantum Key Distribution (QKD) Protocols for Secure Communication in Noisy Quantum Networks

Published 2025-02-27

  • Asif Iqbal Saiyed

Asif Iqbal Saiyed
Department of Math, Data, and Technology Minot State University, USA

Abstract

Quantum Key Distribution (QKD) has emerged as a revolutionary cryptographic technique, leveraging the principles of quantum mechanics to establish secure communication channels. However, practical implementations of QKD face significant challenges due to noise in quantum networks, stemming from environmental disturbances, imperfections in hardware, and decoherence effects. This research paper presents a comprehensive analysis of the optimization of QKD protocols to enhance security and efficiency in noisy quantum environments. We explore the fundamental principles of QKD, identify key sources of noise, and discuss state-of-the-art techniques for mitigating these effects. Furthermore, we present experimental results demonstrating the impact of various noise reduction strategies, including error correction, privacy amplification, and quantum repeaters. Our findings highlight the importance of adaptive QKD protocols that dynamically adjust based on network conditions. The results suggest that optimized QKD can significantly enhance the robustness and practical feasibility of quantum communication systems.

Keywords

Quantum Key Distribution, Noisy Quantum Networks, Secure Communication, Error Correction, Privacy Amplification, Quantum Repeaters, Quantum Cryptography

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