This video explains how to onboard newly created Native users in Domain to EDC using DomainUsers resource.

References
https://docs.informatica.com/data-engineering/common-content-for-data-engineering/10-5-5/security-guide/users-and-groups/managing-users/creating-native-users.html

https://docs.informatica.com/data-catalog/enterprise-data-catalog/10-5-3/catalog-administrator-guide/managing-resources/system-resources.html