The Bank for International Settlements (BIS) and the South African Reserve Bank (SARB), under South Africa’s G20 Presidency, announced the winners of the G20 TechSprint 2025 challenge focused on trust and integrity in finance, selecting three teams across digital identity, credit data portability and fraud and cyber risk mitigation for fast payments. Fifteen shortlisted teams from around the world presented solutions to an independent panel of judges convened by the SARB, following the TechSprint’s launch in May as the sixth edition of the G20 global hackathon. Ownapay SA (Proprietary) Ltd (South Africa) won the digital identity category for privacy-preserving technologies intended to establish trust among financial institutions; Silence Laboratories Pte Ltd (Singapore) won the credit data portability category for secure, consumer-consented data exchange to support cross-border sharing of credit information and improve small and medium-sized enterprise access to finance; and FNA and Proto (United Kingdom) won the fast payments category for solutions designed to reduce fraud and cyber risks to support wider adoption of fast payment systems globally.