The information provided in this section applies to Cloud Run services and not Cloud Run jobs.
All Cloud Run services are deployed privately by default, which means that they can't be accessed without providing authentication credentials in the request. These services are secured by Identity and Access Management. By default, services are only callable by Project Owners, Project Editors, and Cloud Run Admins and Cloud Run Invokers. You can configure Identity and Access Management, and if allowed, disable Identity and Access Management on Cloud Run services to grant access to additional users.
Common use cases for authentication include:
Authenticating developer access while a service is in development.
Authenticating service-to-service access while building applications composed of multiple services.
Authenticating end-user access to a service from mobile or web clients.