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What is ASP.NET Core Middleware?
Updated Apr 28, 2026
Short answer
Middleware are components that handle HTTP requests in a pipeline.
Deep explanation
Middleware are chained components that process requests sequentially. Each middleware can handle, modify, or pass the request to the next component.
Real-world example
Logging, authentication, and routing in web apps.
Common mistakes
- Incorrect middleware order.
Follow-up questions
- What is pipeline?
- Why order matters?