In Configuring Notifications Using Webhooks, we start with a general explanation of webhooks, service hooks, and their use case before demonstrating how to implement a webhook in an Azure DevOps project.
Overview of webhooks
Create a webhook to notify a third-party app
Azure DevOps students wanting to learn how to use webhooks to integrate third-party applications with Azure DevOps
Experience with the Azure DevOps portal
Familiarity with DevOps project concepts like work items