This research examines the role of the Financial Services Authority (OJK) in protecting financial services consumers in Indonesia from data leaks. Consumer protection has become an important issue as data leak incidents increase which can harm consumers. This research is normative juridical research using a statutory approach. The data sources used in this research are primary legal sources and secondary legal sources. The formulation of the problem discussed in this research is what factors cause consumer data leaks in financial services and what is the role of the OJK in overcoming data leaks in financial services. The results of this research are that data leaks in financial services have a big impact on society. Thus, OJK must have policies and steps to prevent and handle data leaks, including regulation, supervision and education of financial institutions and consumers.