India, Feb. 26 -- YES BANK's Multi-Currency Prepaid Forex Card, which were issued in partnership with BookMyForex observed an unusual increase in transaction decline by the bank's fraud monitoring system. These unauthorised transactions were attempted on specific BIN numbers only.These fraudulent transactions were carried out on 15 merchants that are based out of Latin American Country, in the early hours on 24 February 2026, between 3:30 AM and 8:30 AM (IST). The specific country does not mandate two factor authentication for e-commerce transactions. As a security measure, the bank has subsequently restricted e-commerce transactions from the specific Latin American Country.The internal investigation by the Bank has revealed that during the...