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

The C# Excel Library · Intuitive C# & VB.NET Excel API · No need to install MS Office or Excel Interop ...

On October 14, 2025, Microsoft released a security update addressing CVE-2025-55315, a vulnerability in ASP.NET Core that allows HTTP request smuggling. While request smuggling is a known technique, ...

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 ...

The breach hit core JavaScript libraries such as chalk and strip-ansi, downloaded billions of times each week, raising alarms over the security of open-source software. Hackers have compromised widely ...

Valid, complete reports detailing remote code execution or elevation of privilege bugs in .NET qualify for the maximum rewards. Microsoft on Thursday announced that security researchers can now earn ...

This issue has been moved from a ticket on Developer Community. [severity:It’s more difficult to complete my work] I am creating an Angular front end with an ASP.NET Core backend and I decided to use ...

ASP.NET Core and Blazor received the lion's share of updates in .NET 10 Preview 6, with improvements ranging from JavaScript bundler support and server state persistence to enhanced diagnostics and ...