# Service Account Tokens

## Federation with AWS IAM

### Discovery
- public S3 location for openid and jwks config files
- synchronized from the api-server to S3 during version upgrades  
service-account-issuer: `arn:aws:s3:::${ConfigBucketName}/k8s/${ClusterName}`  
api-audiences: `sts.amazonaws.com`

## Projection

## Resources
- https://kubernetes.io/docs/tasks/configure-pod-container/configure-service-account/#service-account-token-volume-projection
- https://kubernetes.io/docs/tasks/configure-pod-container/configure-service-account/#service-account-issuer-discovery
