Earlier this week, Microsoft patched a vulnerability that was flagged with the "highest ever" severity rating received by an ASP.NET Core security flaw. This HTTP request smuggling bug (CVE-2025-55315 ...

The Kestrel web server flaw allows request smuggling attacks, but the actual risk depends on the application code and deployment. Microsoft has patched a critical vulnerability in ASP.NET Core that ...

How to configure the CORS middleware for minimal APIs and enable secure cross-origin resource sharing in your ASP.NET Core applications. ASP.NET Core offers a simplified hosting model, called minimal ...

To implement custom Authentication and Authorization in an ASP.NET Core MVC + Web API using .NET 9.0, you'll need to follow several steps. This example will demonstrate how to create a simple custom ...

Since its inception as an intriguing experiment in leveraging WebAssembly to enable dynamic web development with C#, Blazor has evolved into a mature, fully featured framework. Integral to the ASP.NET ...

While many development conferences feature introductory sessions on various topics, more advanced tutorials are comparatively rare. Going beyond the many "hello world" presentations out there, expert ...

Take advantage of the request decompression middleware in ASP.NET Core 7 to enable your API endpoints to accept requests that contain compressed content. Minimal APIs in ASP.NET Core allow you to ...

This topic applies to ASP.NET Core 2.0 or later. In earlier versions of ASP.NET Core, HTTP.sys is named WebListener. HTTP.sys is a web server for ASP.NET Core that only runs on Windows. HTTP.sys is an ...