Microsoft is warning of an issue when using a media support to install Windows 11, version 24H2, that causes the operating system to not accept further security updates. The problem occurs when using ...

Defender is 'usually sufficient,' it says in a blog post that might rile up the antivirus industry.

Windows 11 security is now complete, with Defender replacing third-party antivirus through built-in real-time and behavioral ...

Microsoft gives Windows 11 users more control with 35-day update pauses, fewer forced restarts, and flexible installation ...

Microsoft has shared more details about the new Windows 11 administrator protection security feature, which is available in preview and uses Windows Hello authentication prompts to block access to ...

Update, April 30, 2025: This story, originally published April 28, has been updated with further information regarding the hotpatching security update service for Windows Server 2025 users, as well as ...