Microsoft has released out-of-band updates to address a security vulnerability in ASP.NET Core that could allow an attacker to escalate privileges. The vulnerability, tracked as CVE-2026-40372, ...

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 ...

xref:Microsoft.AspNetCore.Http.HttpContext encapsulates all information about an individual HTTP request and response. An HttpContext instance is initialized when an HTTP request is received. The ...

I'm using Asp.Net Identity on .Net Framework 4.8 and MVC 5. I'm using HttpContext to track contextual information about a request. However Asp.Net Identity uses ConfigureAwait(false), which means that ...

A cookie is a piece of data typically used to store information about the user and is stored on the user’s computer. In most browsers each cookie is stored as a small file, but in Firefox they are ...

When you need to integrate authorization with procedural code, you're going to need your application's ClaimsPrincipal object so that you can check the user's authorization claims. Here's both how to ...

ASP.NET Core is an open source, cross-platform, extensible, lean, and modular framework from Microsoft that can be used for building high-performance web applications. Middleware components can be ...

I've done at least a couple of articles on how to support adding custom processing to every request to your ASP.NET MVC site (most recently, an article on HTTP Modules and Handlers). In ASP.NET Core ...