Changhao Chenli is currently pursuing the Ph.D. degree with the Department of Computer Science and Engineering at the University of Notre Dame, Notre Dame, IN, USA. He received his B.S. degree and M.S. degree in Renmin University of China of information security and software engineering, Beijing, China, in 2016 and 2018 respectively. His research interest includes blockchain technology, smart contract and data provenance. His paper has won a best student paper award (IEEE BIOMETRICS COUNCIL, 2019).