Microsoft Graph authentication and authorization overview

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  Microsoft Graph is a protected API gateway for accessing data in Microsoft cloud services like Microsoft Entra ID and Microsoft 365. It's protected by the Microsoft identity platform, which authorizes and verifies that an app is authorized to call ...

• Overview of Microsoft Graph permissions

  Before the Microsoft identity platform can authorize your app to access data in the Microsoft cloud, you must grant the app the privileges it needs. Similarly, before the Microsoft identity platform can authorize your app to access data through ...

• Resolve Microsoft Graph authorization errors

  Authorization errors can occur as a result of several different issues, most of which generate a 403 error (with a few exceptions). For example, the following can all lead to authorization errors: Incorrect access token acquisition flows Poorly ...

• Call Microsoft Graph from a Cloud Solution Provider application

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• Role Based Access Control for Applications in Exchange Online

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