How to configure custom attribute as Subject Name Identifier for application, other than default user attribute maintained in IAS user information, such as User ID, E mail, Login Name and so on.
For example: If certain application needs email from an uniform suffix (eg: firstname.lastname@example.org), but the users' email maintained in IAS are with different suffix. (eg: email@example.com, firstname.lastname@example.org)
Custom attribute can be used for this scenario.
SAP Cloud Platform Identity Authentication
Subject Name Identifier, Advanced Configuration, IAS, Custom Attribute, userUuid, UUID, displayName, loginName, mail , KBA , BC-IAM-IDS , Identity Authentication Service , How To
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