Webhook-url-http-3a-2f-2f169.254.169.254-2fmetadata-2fidentity-2foauth2-2ftoken Apr 2026

A webhook URL, also known as a callback URL or webhook endpoint, is a URL that an application or service uses to send notifications or updates to another application or service. It's essentially a callback function that receives data from a server.

When an Azure VM needs to authenticate with another service or application, it can use this webhook URL to obtain an OAuth2 token. The token is then used to authenticate the VM with the target service. A webhook URL, also known as a callback

The URL in question appears to be related to Azure's Instance Metadata Service. This service provides a way for virtual machines (VMs) running on Azure to access their own metadata, such as their instance ID, subscription ID, and more. A webhook URL