BLOCKCHAIN TECHNOLOGY APPLICATIONS FOR ENHANCING DATA INTEGRITY AND SECURE DIGITAL TRANSACTIONS

Blockchain technology has emerged as a transformative solution for ensuring data integrity and securing digital transactions across various industries. By utilizing decentralized architecture, cryptographic hashing, and consensus mechanisms, blockchain minimizes the risks of data tampering, fraud, and unauthorized access. This study explores the applications of blockchain technology in enhancing data integrity and securing digital transactions. The paper analyzes its core technical principles, implementation models, security advantages, and practical use cases in finance, healthcare, and supply chain management. The findings indicate that blockchain significantly improves transparency, traceability, and trust in digital systems while reducing dependency on centralized authorities.