X-aspnetmvc-version !free! -

While X-AspNetMvc-Version is controlled by the MVC handler, other related headers like X-AspNet-Version or X-Powered-By are removed via the web.config file:

Helping developers identify the environment during troubleshooting. x-aspnetmvc-version

A nice and specific topic!

This header is useful for several reasons: While X-AspNetMvc-Version is controlled by the MVC handler,

While useful for debugging, the X-AspNetMvc-Version header presents a significant security concern classified under . why it exists

Microsoft recommends removing this header in production environments. Three common methods exist:

Here is a deep dive into what this header does, why it exists, and why you should probably disable it. What is the X-AspNetMvc-Version Header?