Book excerpt: In recent years, information technologies such as mobile payment, search engines, cloud computing and internet finance have developed rapidly. This has greatly impacted the structure of the financial market, and is set to bring about deep changes to the global financial industry. At the same time, the advent of the digital economy has brought about more challenges to the services and products of internet finance and financial supervision.This book contains the proceedings of the 2nd International Conference on Internet Finance and Digital Economy (ICIFDE 2022), which focus on how existing computer and information technology can be used to solve the problems of financial services in the era of digital economy. The chapters in this volume seek to provide technical solutions to the current digital financial transaction system, data processing in the digital economy and various forms of digital transactions or financing systems. Additionally, traditional research is combined with current cutting-edge technology in proposing new developments for the finance industry.