We strongly recommend that you use both an API key and digital signature, The digital signature allows our servers to verify that any site generating requests using yourĪPI key is authorized to do so. Is used to authenticate requests associated with your project for usage and billing purposes.ĭepending on your usage, a digital signature may also be required (see To use the Maps Static API you must have an API key. To learn more, see Set up in Cloud Console. Before you start using the Maps Static API, you need a project with a billing account and the