Unfortunately, article is outdated and the steps described do not lead to working asp.net Authentication - please update

### Description

These instructions do not work for us - it seems to base on older ap.net authentication templates. Please update. Many thanks in advance.

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### Page URL

https://learn.microsoft.com/aspnet/core/security/authentication/accconfirm?view=aspnetcore-9.0&tabs=visual-studio

### Content source URL

https://github.com/dotnet/AspNetCore.Docs/blob/main/aspnetcore/security/authentication/accconfirm.md

### Document ID

98e7aacb-2a01-d581-9b03-bfef2893163e

### Platform Id

8efad4e0-06aa-bbe0-6133-4092aed18e42

### Article author

@Rick-Anderson

### Metadata

* ID: fe1bea60-d173-f6d2-3559-b147699e295a
* PlatformId: 8efad4e0-06aa-bbe0-6133-4092aed18e42
* Service: **aspnet-core**
* Sub-service: **security**

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