You would like to activate SSO into e-mail integration setup. However, you are concerned if you activate it, the users will still been able to login without SSO and use the integration.
SAP Cloud for Customer
Server-side integration uses Oauth for authentication to C4C Odata API, so enabling\disabling SSO for user's login into C4C should not affect the work of server-side integration.
You should enable "Tenant uses Single Sign-On" in the steps bellow to support direct SSO-links, when opening items from the add-in or from Contacts in Outlook.
- Go to the Groupware Settings work center.
- Go to the Settings.
SSO; E-mail; Integration; Login; Oauth; Odata; Server-side; Single Sign-on; , KBA , LOD-CRM-GW-SCC , Invisible CRM - Smart Cloud Connect Solution , How To