Two Fish Encryption Based Blockchain Technology for Secured Data Storage

TL;DR

This paper introduces a blockchain-based medical data security system utilizing a novel Two Fish encryption model combined with RSA for enhanced security and efficiency in cloud storage.

Contribution

It proposes a hybrid encryption approach with a new Two Fish encryption model integrated into blockchain for secure, efficient medical data storage and access control.

Findings

Enhanced security performance with reduced execution time.

Effective encryption and decryption of medical data.

Improved access control in blockchain storage.

Abstract

Data security and sharing remains nuisance among many applications like business data, medical data, banking data etc. In this research, block chain technology is built with encryption algorithm for high level data security in cloud storage. Medical data security seems critical aspect due to sensitivity of patient information. Unauthorized access of medical data creates major issue to patients. This article proposed block chain with hybrid encryption technique for securing medical data stored in block chain model at cloud storage. New Two fish encryption model is implemented based on RSA Multiple Precision Arithmetic. MPA works by using library concept. The objective of using this methodology is to enhance security performance with less execution time. Patient data is processed by encryption algorithm and stored at blockchain infrastructure using encrypted key. Access permission allows user to read or write the medical data attached in block chain framework. The performance of traditional cryptographic techniques is very less in providing security infrastructure.