Bridging Trust and Security: A Review of Blockchain Integration in IoT Ecosystems
Shalini1, Abhay Bhatia2, Parag Jain3, Lokesh Kumar4
1Shalini, Assistant Professor, Department of Computer Science & Engineering, Roorkee Institute of Technology, Roorkee (Uttarakhand), India.
2Dr. Abhay Bhatia, Associate Professor, Department of Computer Science & Engineering, Roorkee Institute of Technology, Roorkee (Uttarakhand), India.
3Dr. Parag Jain, Professor, Department of Computer Science & Engineering, Roorkee Institute of Technology, Roorkee (Uttarakhand), India.
4Dr. Lokesh Kumar, Associate Professor, Department of Computer Science & Engineering, Roorkee Institute of Technology, Roorkee (Uttarakhand), India.
Manuscript received on 21 October 2025 | First Revised Manuscript received on 26 October 2025 | Second Revised Manuscript received on 25 January 2026 | Manuscript Accepted on 15 February 2026 | Manuscript published on 28 February 2026 | PP: 1-4 | Volume-13 Issue-2, February 2026 | Retrieval Number: 100.1/ijies.K113012111125 | DOI: 10.35940/ijies.K1130.13020226
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© The Authors. Blue Eyes Intelligence Engineering and Sciences Publication (BEIESP). This is an open-access article under the CC-BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/)
Abstract: Exceptional connectivity across global networks has been driven by the expansion of Internet of Things devices, while significant weaknesses in security, scalability, and data management have emerged. Distributed ledger technology offers creative solutions to these fundamental limitations. This article reviews the blending of Blockchain technology with IoT, analyzing its potential, challenges and current advances. The article also highlights various applications and future research directions. This review aims to provide a comprehensive understanding by synthesizing existing knowledge, identifying research gaps, and establishing the context for future studies of blockchain-IoT integration, emphasizing critical design considerations and practical implementations.
Keywords: Blockchain, Internet of Things (IoT), Security, Scalability, Decentralized Ledger, Smart Contracts.
Scope of the Article: Computer Science and Engineering