Blockchain-based privacy-preserving remote data integrity checking scheme for IoT information systems

Quanyu Zhao, Siyi Chen, Zheli Liu, Thar Baker, Yuan Zhang

Research output: Contribution to journalArticlepeer-review

Abstract

Remote data integrity checking is of great importance to the security of cloud-based information systems. Previous works generally assume a trusted third party to oversee the integrity of the outsourced data, which may be invalid in practice. In this paper, we utilize the blockchain to construct a novel privacy-preserving remote data integrity checking scheme for Internet of Things (IoT) information management systems without involving trusted third parties. Our scheme leverages the Lifted EC-ElGamal cryptosystem, bilinear pairing, and blockchain to support efficient public batch signature verifications and protect the security and data privacy of the IoT systems. The results of the experiment demonstrate the efficiency of our scheme.

Original languageEnglish
Article number102355
JournalInformation Processing and Management
Volume57
Issue number6
DOIs
Publication statusPublished - 18 Jul 2020

Bibliographical note

Funding Information:
This work was supported in part by National Key R&D Program of China (2018YFB1004301), NSFC-61872179, Fundamental Research Funds for the Central Universities (020214380052), NSFC-61425024, NSFC-61872176.

Funding Information:
This work was supported in part by National Key R&D Program of China ( 2018YFB1004301 ), NSFC - 61872179 , Fundamental Research Funds for the Central Universities ( 020214380052 ), NSFC - 61425024 , NSFC - 61872176 .

Publisher Copyright:
© 2020 Elsevier Ltd

Keywords

  • Blockchain
  • Data integrity checking
  • Privacy
  • Public verifiable
  • Security

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