Learn how to enable authentication and authorization in Azure Function apps using configuration and get the signed-in user in code. This article explains how to secure Azure Function apps with a RESTful API using Azure AD. It includes prerequisites and a step-by-step guide to configure a new app registration in Azure AD, create a new Function app, and work with claims. This solution validates incoming access tokens and checks if they are meant for the provided audience, making them accessible to the Function’s code via input binding/method parameters. By the end of this article, you will have a secured Azure Function app with Azure AD integration.
