Microsoft has set an end-of-support date of April 7, 2027, for ASP.NET Core 2.3, the only supported version on .NET Framework, even though .NET Framework (and the original ASP.NET) will continue to be ...

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 ...

CVE-2025-55315 is an HTTP request smuggling bug leading to information leaks, file content tampering, and server crashes. Microsoft’s October Patch Tuesday updates addressed a critical-severity ...

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 ...

Someone posted details of a novel negative SEO attack that they said appeared to be a Core Web Vitals performance poisoning attack. Google’s John Mueller and Chrome’s Barry Pollard assisted in ...

Microsoft has expanded its .NET bug bounty program and increased rewards to $40,000 for some .NET and ASP.NET Core vulnerabilities. Madeline Eckert, a senior program manager for Researcher Incentives ...

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 ...

Microsoft’s new .NET 9, released, has many improvements over its predecessor .NET 8. It’s built with a focus on performance and cloud-native apps. .NET 9 will be supported for 18 months as ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Dany Lepage discusses the architectural ...