The Bank for International Settlements (BIS) and the Reserve Bank of India (RBI) announced the winners of the G20 TechSprint 2023 challenge. From the short list of 21 teams three winners for three problem statements were chosen: -Team Secretarium Ltd. from the UK won the category fon fighting money laundering, combating financing of terrorism, tax and sanctions evasion, with their solution on transaction monitoring and protecting anonymity and privacy using secure privacy technology. -Team Millicent Labs from the UK won the category for problem of improving liquidity in cross-border payments between emerging and developing countries' currencies, with their hybrid decentralised exchange for CBDCs, which features automated market makers and traditional order books, to optimise liquidity and reduce volatility risk. -Team Knox Networks from the US won the category for problem of developing multilateral cross-border CBDC platforms, with their multilateral CBDC solution based on File-Based Digital Assets (FBDAs).