| _version_ | 1866901478931693568 |
|---|---|
| author | Netto Mertia Sudha |
| author_facet | Netto Mertia Sudha |
| contents | <p><strong><span>Abstract:</span></strong><span> This chapter explores the integration of graph theory and cryptographic design within intelligent digital ecosystems, including smart cities and cyber-physical systems. A novel graph structure termed the Fifth root Biquadrate Mean Cordial Graph (FBMCG) is introduced, and its structural properties are analyzed on the splitting graph </span><a name="_Hlk222088679"></a><span></span><span><span><span> </span></span></span><span>where n </span><span></span><span><span> </span>Based on this graph foundation, the chapter presents a lightweight, high-security modular graph-based cryptosystem, designated as the Fifth root Biquadrate Mean Modular Cryptography (FBMMC), developed using modular arithmetic and a multi-key encryption mechanism. The proposed cryptographic scheme achieves linear computational complexity, maintains low collision probability, and establishes strong resistance to brute-force and structural attacks. Owing to the lightweight design, the scheme can be efficiently deployed in IoT devices and smart-card systems, while its high-security configuration supports advanced communication infrastructures. The analysis further indicates that for a splitting graph </span><span></span><span><span> </span>of order </span><span></span><span><span> </span>and a plaintext of 24 characters, the achieved bit-security is approximately 188 bits, which corresponds to a high-security level suitable for applications such as smart grids and secure IoT networks.</span></p> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_5281_zenodo_19038045 |
| institution | Zenodo |
| language | eng |
| publishDate | 2026 |
| publisher | Zenodo |
| record_format | zenodo |
| spellingShingle | A Lightweight and High-Security Graph Cryptosystem for Smart Cities and Cyber-Physical Systems Netto Mertia Sudha <p><strong><span>Abstract:</span></strong><span> This chapter explores the integration of graph theory and cryptographic design within intelligent digital ecosystems, including smart cities and cyber-physical systems. A novel graph structure termed the Fifth root Biquadrate Mean Cordial Graph (FBMCG) is introduced, and its structural properties are analyzed on the splitting graph </span><a name="_Hlk222088679"></a><span></span><span><span><span> </span></span></span><span>where n </span><span></span><span><span> </span>Based on this graph foundation, the chapter presents a lightweight, high-security modular graph-based cryptosystem, designated as the Fifth root Biquadrate Mean Modular Cryptography (FBMMC), developed using modular arithmetic and a multi-key encryption mechanism. The proposed cryptographic scheme achieves linear computational complexity, maintains low collision probability, and establishes strong resistance to brute-force and structural attacks. Owing to the lightweight design, the scheme can be efficiently deployed in IoT devices and smart-card systems, while its high-security configuration supports advanced communication infrastructures. The analysis further indicates that for a splitting graph </span><span></span><span><span> </span>of order </span><span></span><span><span> </span>and a plaintext of 24 characters, the achieved bit-security is approximately 188 bits, which corresponds to a high-security level suitable for applications such as smart grids and secure IoT networks.</span></p> |
| title | A Lightweight and High-Security Graph Cryptosystem for Smart Cities and Cyber-Physical Systems |
| url | https://doi.org/10.5281/zenodo.19038045 |