REST API

Payer Authentication Use Cases

These use case examples list the API fields that are required or optional for the Setup, Check Enrollment, and Validate Authentication services. An example of a request payload and a successful response that occur with each service. There are three types of use cases when working with payer authentication:
  • Primary Account Number (PAN) Use Cases: Illustrates how the payer authentication services work with customer PANs during transactions.
  • Token Use Cases: Illustrates how the payer authentication services work when using different types of tokens.
  • 3RI Use Cases: Illustrates how the payer authentication services work with merchant initiated transactions.
In certain circumstances, some payment card companies and some countries require that additional information than the normal information be collected when authenticating the customer. These circumstances, and the API fields to use in those circumstances, are noted for each use case.