Bridging Trust and Security: A Review of Blockchain Integration in IoT Ecosystems

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.