International organizations in their reviews repeatedly state the possibility of using digital platform technologies for the development of the financial ecosystem (technology-centric and banking platforms). The article considers new platform and management approaches to FinTech projects. The paper analyses the reviews of the International Monetary Fund and the World Bank in the development of FinTech and SupTech (smart digital financial control/supervision) directions. The author studies the financial and legal risks associated with the implementation of platform solutions.The paper carries out a brief analysis of the concept of digital money as one of the solutions of FinTech projects. The study considers various types of SupTech: the implementation of neuro-linguistic programming, monitoring of the Internet including social networks, information technology solutions for the formation of operational reporting of supervised organizations. The author considers the case of monopolies of the digital platform of a separate Internet company (antitrust case).Smart control in the digital-financial ecosystem can become a solution to the risk factors associated with the processes of digitalization of the financial sphere. It implies the creation of a digital platform that provides synchronization with the databases of state authorities, creates conditions for the user to communicate with the system operator in real time, a base for cooperation with the digital platforms of other Internet companies.