Privacy Preserving Provable Data Possession: A FHE-based Hash Approach

Sheng Yi Hong, Rui Zhen Xu, Po Wen Chi, Albert Guan

研究成果: 書貢獻/報告類型會議論文篇章

摘要

The data privacy nowadays is of importance for every user of cloud service. Meanwhile, proof of data possession (PDP) is also a well-known security issue. In our work, we propose a PDP framework that contains 1) a PDP procedure combine with Fully Homomorphic Encryption (FHE) over Hash (such as MD5 and SHA256) that has capability to check integrity of single file efficiently. 2) A FHE merkle hash tree uses FHE hash function to check the integrity of multiple files under encryption. The proposed approach has been implemented using TFHE library. In the experiment stage, though it takes longer time to do our PDP process, the time complexity is polynomial and thus it is an usable work.

原文英語
主出版物標題Proceedings - 2023 18th Asia Joint Conference on Information Security, AsiaJCIS 2023
發行者Institute of Electrical and Electronics Engineers Inc.
頁面47-52
頁數6
ISBN(電子)9798350341638
DOIs
出版狀態已發佈 - 2023
事件18th Asia Joint Conference on Information Security, AsiaJCIS 2023 - Hybrid, Tokyo, 日本
持續時間: 2023 8月 152023 8月 16

出版系列

名字Proceedings - 2023 18th Asia Joint Conference on Information Security, AsiaJCIS 2023

會議

會議18th Asia Joint Conference on Information Security, AsiaJCIS 2023
國家/地區日本
城市Hybrid, Tokyo
期間2023/08/152023/08/16

ASJC Scopus subject areas

  • 人工智慧
  • 電腦網路與通信
  • 資訊系統
  • 安全、風險、可靠性和品質

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