junior.NET Core
What is middleware in ASP.NET Core?
Updated Apr 28, 2026
Short answer
Middleware processes HTTP requests and responses in a pipeline.
Deep explanation
Middleware components are executed sequentially and can modify the request, response, or terminate the pipeline.
Real-world example
Authentication and logging pipelines.
Common mistakes
- Incorrect ordering of middleware.
Follow-up questions
- What is middleware pipeline?
- What is short-circuiting?