Microsoft has fixed a known issue breaking HTTP/2 localhost (127.0.0.1) connections and IIS websites after installing recent Windows security updates. This bug affects both Windows 11 and Windows ...

Update 10/17/25: Microsoft fixes the bug using a KIR (Known Issue Rollback) update. More information added to end of story. Microsoft's October Windows 11 updates have broken the "localhost" ...

I need to set up IIS (webserver) to accept only requests from my machine. I shouldnt be running IIS as it is in violation of the @home TOS but I need it to test out my ColdFusion Scripts. So, how do I ...

Microsoft says the Windows 11 update broke localhost connections, but a fix is already rolling out. Microsoft is preparing an emergency patch after its latest Windows 11 update caused major technical ...

IIS or Internet Information Services is a technology included in Windows Server, which provides a security-enhanced, easy-to-manage web server for developing and reliably hosting web applications and ...

After installing the update previews from late September or the security updates from October in Windows, some unexpected side effects may occur. Microsoft reports failed authentication with smart ...