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My new book ASP.NET Core in Action, Third Edition is available now! It supports .NET 7.0, and is available as an eBook or paperback.

Companies complaining .NET moves too fast should just pay for post-EOL support
In this post I describe a solution to .NET "releasing too quickly": just pay for support of older versions, such as HeroDevs' Never Ending Support for .NET 6…

Understanding the worst .NET vulnerability ever: request smuggling and CVE-2025-55315
In this post I discuss request smuggling, the recent vulnerability in ASP.NET Core with a severity score of 9.9, and how attackers could exploit it…

Adding metadata to fallback endpoints in ASP.NET Core
In this post I discuss fallback endpoints and show how adding metadata to MVC or Razor Page fallback endpoints has some quirks to be aware of…

Passkey support for ASP.NET Core identity
Exploring the .NET 10 preview - Part 6
In this post I look at the passkey support added to ASP.NET Core Identity and the Blazor Web App template, explore how it works, and look at the implementation…

Exploring the .NET 10 preview
In this series I explore some of the changes and new features released in the .NET 10 previews.…

Using the new AI template to create a chatbot about a website
In this post I use the new Microsoft's new .NET AI template to ingest the contents of a website and create a chatbot that can answer questions with citations…

