An orchestration layer that maximizes payment acceptance as well as buy now, pay later (BNPL) products are available from Koin—but fraud fighting is the specialty of the company. Its integrated financial services platform is available via an API. The company has facilitated more than $12 billion in payments over the last 12 months with losses to fraud below 0.1% of the monetary value of all payments it reviews. This, even as the company approves 98.5% of the transactions it sees. Online merchants in Latin America typically have fraud rates that exceed 4%. In addition, they reject 5% to...