https://medium.com/@samkreter/managed-identities-with-azure-container-instance-golang-c98911206328

No more managing access secrets in your applications.

Most modern cloud applications are built with a need to access other cloud resources. This creates the challenge of managing the credentials in your code for authenticating to cloud services. Keeping credentials secure is an important task. Ideally, the credentials never appear on developer workstations or checked into source control.