- `skip_region_validation` (bool) - The region validation can be skipped if this value is true, the default value is false. - `skip_image_validation` (bool) - The image validation can be skipped if this value is true, the default value is false. - `security_token` (string) - STS access token, can be set through template or by exporting as environment variable such as `export SECURITY_TOKEN=value`.