International Journal For Multidisciplinary Research

E-ISSN: 2582-2160   •   Impact Factor: 9.24

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Blockchain Based Identity Verification System

Author(s) Mr. Aaryan Anil Chavan, Mr. Pranav Gupta, Mr. Prasad Tupe
Country India
Abstract Identity plays a very important role in today's digital ecosystem for secure access to financial services, government benefits, healthcare systems, and online platforms. Conventional identity management systems depend on a centralized database that is prone to data breaches, identity theft, and unauthorized access. This paper proposes a Blockchain-Based Identity Verification System to address these challenges by leveraging blockchain's decentralized, transparent, and tamper-proof architecture to advance privacy, security, and user control.

The system lets users securely register, store, and share digital credentials that are kept on a decentralized platform integrated with smart contracts and IPFS for off-chain storage. Users keep absolute ownership of their data, but institutions can issue and immediately verify their credentials using cryptography-based methods of validation. The project uses Ethereum smart contracts, MetaMask wallet integration, and a user-friendly React-based frontend that interfaces between users and verifiers.

Accordingly, comprehensive testing also included unit, integration, performance, and security tests to validate the dependability and usability of the system features and its privacy preserving. Results prove that this solution significantly enhances trust, reduces intermediaries, and smoothens digital identity management.

The project thus represents what blockchain could do to the area of identity verification: it could provide a decentralized, secure, and scalable system. Future work might include implementation of biometric authentication, support for more chains, zero-knowledge proofs, and development of mobile applications to increase usability and worldwide adoption of decentralized identity systems.
Field Engineering
Published In Volume 8, Issue 2, March-April 2026
Published On 2026-03-04
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E-ISSN 2582-2160
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