Learn how to authenticate requests to the Zoom API using Bearer tokens, OAuth 2.0, and server-to-server OAuth for your applications.

Authentication


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Requests to the Zoom API are authenticated through a Bearer token in an Authorization header.

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```shell
curl -H "Authorization: Bearer YOUR_ACCESS_TOKEN" https://api.zoom.us/v2/users/me
```
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## Choosing the right authentication method

- Use **OAuth 2.0 for apps that need user authorization** and for all apps that publish on the Zoom App Marketplace.
- Use **server-to-server OAuth for backend services on your own account** that don't require user interaction.

## OAuth 2.0 for user-based authentication
