Quickly discover any expiring certificates for Azure App Services

This article provides a practical guide for monitoring SSL certificate expiration in Azure App Services using Azure Resource Graph and Kusto Query Language (KQL). It explains how to query all web app certificates across multiple subscriptions, filter by expiration date, sort results, and identify certificates expiring within a specific timeframe (e.g., 60 days). The post includes sample KQL queries for retrieving certificate details like name, resource group, thumbprint, subject name, and issuer. It is aimed at cloud engineers and DevOps professionals managing distributed cloud solutions who need to ensure operational excellence by preventing certificate-related outages.