The Central Bank of Brazil (BC) has disclosed an incident involving security keys for the instant payment system, PIX, which were under the custody of Shopee Brazil. The keys were compromised, potentially exposing user data and financial information. The BC emphasized that the incident did not affect the overall PIX system or other financial institutions. Shopee Brazil has suspended its PIX services and is cooperating with the investigation. The BC assured that it is monitoring the situation and implementing measures to protect the financial system and users. The BC advised users to remain vigilant and report any suspicious activity to their financial institutions.