Rapidly change your password, the Microsoft security team urges as Shai-Hulud Dune Worm cloud attacks continue.

Rapidly change your password, the Microsoft security team urges as Shai-Hulud Dune Worm cloud attacks continue.

Microsoft is working to mitigate an ongoing incident that has been blocking access to some Defender XDR portal capabilities, including threat hunting alerts.

This past week Microsoft released the Patch Tuesday updates for August 2025 on Windows 10 (KB5063709 / KB5063877 / KB5063871 / KB5063889) and for Windows 11 (KB5063878, KB5063875). Aside from that, ...

To safeguard against this line of attack, organizations are recommended to restrict B2B collaboration settings to only allow guest invitations from trusted domains, implement cross-tenant access ...

At a recent Tech Field Day Exclusive event, Microsoft unveiled a significant evolution of its security operations strategy—one that attempts to solve a ...

Microsoft has resolved an issue that breaks multiple Microsoft 365 Defender features using the network data reporting service after installing July's Windows Server updates. The Microsoft 365 Defender ...

It might have a legit looking phone number, but that Windows Defender alert might be fake. Here's what to look out for.

Microsoft announced last week that it will raise prices for its commercial Microsoft 365 suite subscriptions effective July 1 ...

This guide shows configure and deploy Microsoft Defender for Endpoint to better protect your company from cyber threats. By adding your devices, you can find and stop threats faster and keep your ...