# aws sts

> Security Token Service (STS) allows to request temporary credentials for (IAM) users or federated users.
> More information: <https://docs.aws.amazon.com/cli/latest/reference/sts/>.

- Get temporary security credentials to access specific AWS resources:

`aws sts assume-role --role-arn {{aws_role_arn}}`

- Get an IAM user or role whose credentials are used to call the operation:

`aws sts get-caller-identity`