Microsoft has released out-of-band (OOB) security updates to patch a critical ASP.NET Core privilege escalation vulnerability. The security flaw (tracked as CVE-2026-40372) was found in the ASP.NET ...

While putting some special content together, I found myself needing to integrate API key authentication middleware into my ASP.NET Core application. I’ve written before about using custom middleware ...

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, ...

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 ...

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, ...

In December 2024, Microsoft Threat Intelligence observed limited activity by an unattributed threat actor using a publicly available, static ASP.NET machine key to inject malicious code and deliver ...

M.Sc. C.S. University of Belgrade, Serbia; MCSA – Microsoft Certified Solutions Associate (C#, ASP.NET MVC); CodeProject MVP (x2 years); C#-Corner MVP (x3 years ...

Take advantage of improved identity management in ASP.NET Core to implement identity-based authentication for minimal APIs quickly, easily, and with less code. Minimal APIs in ASP.NET Core allow us to ...

It’s easy to secure minimal API endpoints in ASP.NET Core using JSON Web Tokens for authentication and authorization. Just follow these steps. ASP.NET Core offers a simplified hosting model, called ...