Xinyu Li

Puncturable Signatures and Applications in Proof-of-Stake Blockchain Protocol.

2019 · IACR Cryptology ePrint Archive

Proof-of-stake blockchain protocols are becoming one of the most promising alternatives to the energy-consuming proof-of-work protocols. However, one particularly critical threat in the PoS setting is the well-known long-range attacks caused by secret key leakage …

ePoSt: Practical and Client-Friendly Proof of Storage-Time

2023 · IEEE Transactions on Information Forensics and Security

Data availability is the major concern of outsourced data storage services. While reliability is promoted by many storage providers, it is infeasible for users to verify these claims. Proofs of Storage-Time are proposed to address …

Open-Set Fault Diagnosis based on Prototype Learning with Dual Category-Classifier

2024

Fault diagnosis is one of the most essential parts of industry quality inspection. Recent years have seen great success in Deep-Learning (DL) based fault diagnosis methods. However, traditional supervised DL methods only aim at reducing …