Azure.Messaging.ServiceBus (.NET) Enterprise messaging SDK for reliable message delivery with queues, topics, subscriptions, and sessions. Installation Current Version : v7.20.1 (stable) Environment Variables Authentication Microsoft Entra ID (Recommended) Connection String ASP.NET Core Dependency Injection Client Hierarchy Core Workflows 1. Send Messages 2. Receive Messages 3. Message Settlement 4. Background Processing with Processor 5. Sessions (Ordered Processing) 6. Dead Letter Queue 7. Topics and Subscriptions 8. Administration (CRUD) 9. Cross-Entity Transactions Key Types Reference | T…