aws-sts
Security Token Service (STS) allows IAM users or federated users to request temporary credentials. tldr-pages
On several platforms
Several platforms
Get temporary security credentials to access specific AWS resources
aws sts assume-role --role-arn aws_role_arnIdentify--role-arnThe Amazon Resource Name (ARN) of the role to assume. AWS CLI referenceGet an IAM user or role whose credentials are used to call the operation
aws sts get-caller-identityIdentify