NET 11 Preview 2 delivers improvements across the .NET Runtime, SDK, libraries, ASP.NET Core, Blazor, .NET MAUI, and more.

Asynchronous programming with async and await has existed in .NET for years. Now Microsoft is delivering a new runtime environment for asynchronous execution.

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Learn how to use keyed dependency injection in ASP.NET Core to build applications that can select a specific implementation of a service at run time. Dependency injection (also known as DI) is a ...

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 ...

User feedback transferred from UUF System: "This help page provides code as a workaround for an issue supporting Blazor and YARP in ASP.NET Core 7 and earlier. The docs says âThis will be fixed in the ...

Microsoft warns that attackers are deploying malware in ViewState code injection attacks using static ASP. NET machine keys found online. As Microsoft Threat Intelligence experts recently discovered, ...

MapStaticAssets issue on .net 9 Asp.Net Core Blazor Auto Mode . My Asp.Net core latest all package with .net 9 all working fine. i tried to enable MapStaticAssets but getting issues like. first time ...