Blockchain Technology for Enhancing Data Integrity and Security
Satya Subrahmanyam · 2025
The rapid growth of digital systems has revolutionized modern life but also introduced critical vulnerabilities in data integrity and security. Blockchain technology, as a distributed ledger system, offers transformative solutions by ensuring trust, transparency, and tamper-resistance in data management. This chapter explores blockchain's theoretical foundations, practical applications, and associated challenges. Key attributes such as decentralization, immutability, and cryptographic security are examined, alongside real-world applications in sectors like healthcare, finance, and cybersecurity. The discussion addresses scalability, energy consumption, and regulatory hurdles, while highlighting innovations like quantum-resistant cryptography and blockchain-AI convergence. Through theoretical insights, case studies, and actionable recommendations, this chapter underscores blockchain's potential to fortify data systems, paving the way for a secure digital future.