Kejia Zhang

Privacy-Preserving Decision Protocols Based on QuantumOblivious Key Distribution

2020 · Computers, materials & continua/Computers, materials & continua (Print)

Oblivious key transfer (OKT) is a fundamental problem in the field of secure multi-party computation. It makes the provider send a secret key sequence to the user obliviously, i.e., the user may only get almost …

Dual-Path Side Information Fusion for Sequential Recommendation

2023

Sequential recommendations are designed to capture user preferences based on their past actions and predict the items they may interact with in the next moment. Benefiting from the self-attention mechanism, methods that utilize side information …

Enhanced QSimon Algorithm for Attacking the Offset Two‐Round Scheme

2024 · Advanced Quantum Technologies

Abstract QSimon algorithm (a full quantum version of Simon's algorithm) is used to find periods in commitment functions and does not require classical calculations. However, QSimon algorithm circuit is incomplete, and the implementation of an …