Jianan Hong rececived the PhD degree from the Department of Electronic Engineering and Information Science (EEIS), USTC, in 2018. From 2018 to 2021, he was a Research Engineer with Huawei Shanghai Research Institute, Shanghai, China. He is currently an Associated Researcher with The School of Cyber Science and Engineering, Shanghai Jiao Tong University, Shanghai, China. His research interests include secure cloud computing and privacy preserving authentication.