2 papers
cs.CR2025
Epass: Efficient and Privacy-Preserving Asynchronous Payment on Blockchain
Weijie Wang, Jinwen Liang, Chuan Zhang +3
Buy Now Pay Later (BNPL) is a rapidly proliferating e-commerce model, offering consumers to get the product immediately and defer payments. Meanwhile, emerging blockchain technolog…
cs.CR2025
EPSpatial: Achieving Efficient and Private Statistical Analytics of Geospatial Data
Chuan Zhang, Xuhao Ren, Zhangcheng Huang +3
Geospatial data statistics involve the aggregation and analysis of location data to derive the distribution of clients within geospatial. The need for privacy protection in geospat…