AWS IAM Identity Center (successor to AWS Single Sign-On) helps you securely create, or connect, your workforce identities and manage their access centrally across AWS accounts and applications. IAM Identity Center is the recommended approach for workforce authentication and authorization in AWS,
curl \ -H "Authorization: $API_KEY" \ http://sso.us-east-1.amazonaws.com/#X-Amz-Target=SWBExternalService.TagResource
curl \ -H "Authorization: $API_KEY" \ http://sso.us-east-1.amazonaws.com/#X-Amz-Target=SWBExternalService.ListInstances