An Energy-Efficient Hybrid Security Model for Large-Scale Cloud Systems: Integrating Blockchain, Quantum Cryptography, and Post-Quantum Algorithms
V A Neethu, Arun Vaishnav, Mohammad Akram Khan · Shodh Sari-An International Multidisciplinary Journal · 2025
Cloud computing can be used to utilized to ensure data security and energy efficiency in large-scale environments. This paper, introduced in hybrid security model to integrate the block chain technology, Quantum Cryptography, and Post Quantum algorithms. This model provides a strong framework for ensuring data security and integrity. Post Quantum Cryptography algorithm might be utilized to discuss the prospects for cyber-attacks in quantum computing. It is focused on optimizing the energy consumption of both quantum cryptography and blockchain used to improve the overall efficiency of cloud system. The techniques used for data management and user scalability to handle the increased amount of data volumes and the growing number of users without sacrificing the performance. It also extends to multi-cloud environments and IOT to ensure user data security and confidentiality in a dispersed cloud setting. In order to improve cloud security, this article focuses on large-scale cloud settings by integrating post-quantum algorithms, blockchain technology, and quantum cryptography.