I'm developing an API ASP.Net Core (net6.0) in which authentication will be achieved by requesting that a key (X-API-KEY) and an app id (X-APP-ID) be passed in the request header.

This is described in the "Multiple API Keys" section of

CodePudding user response：

Your configs are correct. This is just how Swagger UI currently renders API key pairs. Here's an existing enhancement request:
https://github.com/swagger-api/swagger-ui/issues/3521