Cross posting an article I wrote about how to get started using Web Services.
Web Service for Concur Expense contains a vast array of APIs that can do almost anything within SAP Concur. Most of the APIs are customer-initiated calls into Concur Expense. As such, security and authentication are critical.
In this post, I explain the basics of authentication and the most common implementation of it for customers (versus partners).
https://blogs.sap.com/2023/01/23/introduction-to-web-services-for-concur-expense-authentication/
