The current situation of data security governance of financial institutions in China was analyzed by investigating the current situation of full life cycle management of data in financial institutions in China. The study shows that financial institutions should construct a security compliance system centered on data, consider the full life cycle management of data as a closed loop, and comprehensively consider the security compliance risks of each data processing link, with the aim of implementing the concept of data security governance, improving the ability to protect personal financial information, and ensuring that personal financial information can be effectively and dynamically collected, stored, used, processed, transmitted, made available, disclosed, deleted, etc., to be protection and real-time monitoring.