Ensuring Data Integrity in IoT Leveraging Blockchain for Immutable Data Transactions and Provenance
Shrikant Dnyandeo Bhopale, N Mookhambika · 2024
The rapid proliferation of Internet of Things (IoT) devices has revolutionized various sectors, from healthcare to smart cities, offering unprecedented opportunities for data-driven innovation. The vast scale and heterogeneity of IoT networks have introduced significant challenges in ensuring data integrity and privacy. This chapter explores the integration of blockchain technology and cryptographic techniques for enhancing the security and immutability of IoT data transactions. By leveraging decentralized models, the chapter outlines how blockchain can provide robust solutions for data authentication, privacy preservation, and provenance tracking. Special emphasis was placed on the design of cryptographic protocols that ensure secure and immutable data flows between IoT devices, highlighting the role of smart contracts in automating secure data exchanges. The chapter examines the vulnerabilities in IoT data transmission and presents security measures to protect against data tampering and unauthorized access. The discussion also extends to the limitations of traditional authentication protocols and the potential of decentralized identity management in mitigating these risks. Overall, this chapter provides a comprehensive framework for addressing the emerging challenges in IoT security, offering insights into the future of secure, privacy-preserving IoT ecosystems.