Application programming interfaces (APIs) make these connections possible, and API-first development approaches have helped enterprises to not only enable connected customer experiences, but also participate in software ecosystems that may span billions of users and provide opportunities for unprecedented economies of scale. Yet the popularity of APIs and the varied ways in which enterprises leverage them are attracting hackers and bad actors. As business opportunities increasingly rely on digital connections, each point of interaction becomes both a potential source of business leverage and a potential source of risk.