The ESR Background Check API uses JavaScript Object Notation (JSON) Order Import service that is a simple Representational State Transfer (REST) service endpoint created for initiating and querying background check orders. The import service is:
- Based on JSON standards as recommended at Internet Engineering Task Force (IETF)
- A RESTful resource using standard request/response Hypertext Transfer Protocol (HTTP) headers
- Secure running over SSL (Secure Sockets Layer)