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Author

Yin-Feng Cao

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Conference Aug 2026

A Prototype for PDF Documents Integrity Verification Using Chinese National Cryptographic Algorithms and Hardware Isolation

Digitally signed PDFs carry legal binding force in corporate procurement and financial workflows, backed by the U.S. eSign Act (2000) and EU eIDAS (2014). Yet their integrity guarantees are persistently challenged by evolving exploitation techniques. In 2019, Incremental Saving Attacks revealed post-signature modificat...

Maulam Lo, Xin-Yu Huo, Yin-Feng Cao · 0 citations
Open access Sep 2026

trafficBCDB: A Traffic-Aware Blockchain Database for Verifiable Transportation Data Sharing

Transportation records cross organizations with different urgency, privacy, and audit requirements. Encrypted databases support local storage and queries, while ledgers can preserve commitments that other organizations verify. This paper presents trafficBCDB, which binds an ordered record batch to its policy and ledger...

Yong Ding, Yin-Feng Cao · 0 citations
Preprint Aug 2026

S$^2$GS: Structured Sparse Gaussian Streaming for Efficient Free-Viewpoint Video Reconstruction on Edge-IoT Devices

Structured Sparse Gaussian Streaming (S$^2$GS), an FVV reconstruction framework that exploits structure-aware temporal sparsity to selectively update Gaussian residuals, enabling efficient streaming without compromising visual fidelity is proposed.

Yiwei Li, Jian-Nong Cao, Weixun Gao et al. · 0 citations

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