First off, let’s create an ASP.NET Core project in Visual Studio. Assuming Visual Studio 2017 or Visual Studio 2019 is installed in your system, follow the steps outlined below to create a new ASP.NET ...

API Analyzers, introduced with ASP.NET Core 2.2, enable you to follow a set of conventions to improve the documentation of the APIs of your ASP.NET Core applications. API Analyzers work with any ...

Building an API with ASP.NET Core is only half the job. If your API is going to live more than one release cycle, you're going to need to version it. If you have other people building clients for it, ...

Patching is not enough: applications embedding the insecure library will need to be rebuilt, and affected tokens and cookies expired. Developers are advised to check their applications after Microsoft ...

To start my series on ASP.NET Core security, I'll show how to set up authentication to register, log in and log out a user account in an ASP.NET Core MVC application. To get started, open Visual ...

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 ...

Microsoft released an emergency patch for its ASP.NET Core to fix a high-severity vulnerability that allows unauthenticated ...

Microsoft has released an out-of-band .NET 10.0.7 update to fix a critical ASP.NET Core Data Protection vulnerability (CVE-2026-40372) that could let unauthenticated attackers gain SYSTEM privileges ...