A Review of Blockchain-Based Security and Authentication Systems
Rohit Kumar Singh · International Journal for Research in Applied Science and Engineering Technology · 2025
The identification sector has now taken notice of blockchain technology as a very efficient method of securing authentication processes in various areas such as IoT network, biometric authentication, distributed file storage, and identity verification. Based on key findings from a multitude of research studies, this review explains how blockchain can create advantages, challenges, and what future possible promises that blockchain can offer for security. The objective is to construct a holistic evaluation of how blockchain can improve security frameworks in an approach that addresses the issue of scalability, computational efficiency and a compliance with the regulations.