Author

Wenjun Qian

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Open access Jul 2026

Efficient privacy preserving cloud data sharing with blockchain-assisted access control and periodic integrity checking

This paper proposes EPPCDS, an efficient privacy-preserving cloud data sharing scheme with blockchain-assisted access control and periodic integrity checking, and demonstrates that it outperforms representative existing schemes in terms of policy creation, policy update, and data access efficiency.

Yutang Xia, Wenjun Qian, Xiaodong Qin et al. · Scientific Reports · 0 citations