首页|An enhanced two-level data sanitisation and elliptic curve cryptography encryption model for securing electronic healthcare data in a hybrid cloud platform

An enhanced two-level data sanitisation and elliptic curve cryptography encryption model for securing electronic healthcare data in a hybrid cloud platform

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A secure framework for storing EHR in the hybrid cloud platform is implemented. At first, the required medical data is gathered from the database of the hospitals and split into sensitive and insensitive parts. The sensitive part is first encrypted with the data sanitisation method. The keys obtained are optimally chosen by the modified uniform number-based red fox optimisation (MUN-RFO). Then, the insensitive part is encrypted by optimal key-based data encryption scheme (OKDES), in which the same MUN-RFO algorithm is utilised to choose the optimal keys. The sensitive and insensitive data is combined and stored in the Hybrid Cloud. From the result analysis, the cost function of the MUN-RFO-OKDES is lower by 0.022% of HBA-OKDES, 0.011% of DHOA-OKDES, 0.0025% of EFO-OKDES and 0.001% of RFO-OKDES at 5th iteration for dataset 2. Numerous simulations are carried out to prove the security provided by the given data storage model in a hybrid cloud.

hybrid cloud platformelectronic healthcare dataoptimal key-based data encryption schemeOKDESmodified uniform number-based red fox optimisationMUN-RFOdata sanitisation

V. Ambica、A. Viji Amutha Mary

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Computer Science and Engineering,Sathyabama Institute of Science and Technology,Chennai, Tamil Nadu 600119, India##Vignana Bharathi Institute of Technology,India

Sathyabama Institute of Science and Technology, Chennai, Tamil Nadu 600119, India

2025

International journal of cloud computing

International journal of cloud computing

ISSN:2043-9989
年,卷(期):2025.14(1)