Why choose Identity Authentication Services (IAS)? Is there any documentation available on IAS?

IAS centralizes the authentication process, allowing you to authenticate users to various SAP cloud applications using a single tool.

If you want to configure Trust with IAS and SAP Ariba, you can use the following link:

Configuring Trust with IAS and SAP Ariba: Step-by-Step Instructions

For more details on how to setup IAS integration, customers can consult with the SAP Ariba Best Practice Center for the initial setup.

Procurement Application Services > Application Framework > Single Sign-On
Procurement Application Services > Intelligent Configuration Manager (ICM)