Learn how to authenticate and secure Azure Function App API calls from web apps using ReactJS. This guide covers the necessary steps to create an Azure Function App and App Service, register applications for authentication, and allow the web app to access the Function App API. This Microsoft sample demo project requires basic knowledge of Azure Function Apps and Web Apps, an Azure subscription, Git, and NPM. Follow the step-by-step instructions and architecture to securely authorize the web app to access the backend API and invoke the Azure Function App API after user authentication.
