7 papers
OrbitBFT: Enabling Scalable and Robust BFT Consensus in LEO Constellations
Tianyi Sun, Shuo Liu, Minghui Xu +1
Low Earth Orbit (LEO) satellite constellations are evolving from communication relays into autonomous platforms operating in increasingly congested and contested environments. Sinc…
Almost-Free Queue Jumping for Prior Inputs in Private Neural Inference
Qiao Zhang, Minghui Xu, Tingchuang Zhang +1
Privacy-Preserving Machine Learning as a Service (PP-MLaaS) enables secure neural network inference by integrating cryptographic primitives such as homomorphic encryption (HE) and…
Asynchronous BFT Consensus Made Wireless
Shuo Liu, Minghui Xu, Tianyi Sun +1
Asynchronous Byzantine fault-tolerant (BFT) consensus protocols, known for their robustness in unpredictable environments without relying on timing assumptions, are becoming increa…
Trinity: A Scalable and Forward-Secure DSSE for Spatio-Temporal Range Query
Zhijun Li, Kuizhi Liu, Minghui Xu +4
Cloud-based outsourced Location-based services have profound impacts on various aspects of people's lives but bring security concerns. Existing spatio-temporal data secure retrieva…
Partially Synchronous BFT Consensus Made Practical in Wireless Networks
Shuo Liu, Minghui Xu, Yuezhou Zheng +4
Consensus is becoming increasingly important in wireless networks. Partially synchronous BFT consensus, a significant branch of consensus, has made considerable progress in wired n…
EC-Chain: Cost-Effective Storage Solution for Permissionless Blockchains
Minghui Xu, Hechuan Guo, Ye Cheng +3
Permissionless blockchains face considerable challenges due to increasing storage demands, driven by the proliferation of Decentralized Applications (DApps). This paper introduces…