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Apr 24, 2024 · An API key is a simple encrypted string that you can use when calling Google Cloud APIs. A typical use of an API key is to pass the key into a REST API call as a query parameter with the...
API key. An application programming interface ( API) key is a unique identifier used to authenticate and authorize a user, developer, or calling program to an API. [1] . However, they are typically used to authenticate and authorize a project with the API rather than a human user. [1] [2] Usage.
Apr 24, 2024 · This page explains how to create and manage API keys using the API Keys API. For information on how to use an API key with your calls to Google Cloud APIs, see Using API keys....
4 days ago · The API key is a unique identifier that authenticates requests associated with your project for usage and billing purposes. You must have at least one API key associated with your project. To...
An API key is a unique identifier that an API provider issues to registered users in order to control usage and monitor access. The API key must be sent with every request—either in the query string, as a request header, or as a cookie.
Setting up API keys. These instructions apply for non Google Cloud Platform (GCP) APIs. If you're building a GCP application, see using API keys for GCP. If your client application does not...
6 Answers. Sorted by: 114. What "exactly" an API key is used for depends very much on who issues it, and what services it's being used for. By and large, however, an API key is the name given to some form of secret token which is submitted alongside web service (or similar) requests in order to identify the origin of the request.
