Microsoft confirmed that it's aware of an issue where Windows 11 KB5089549 fails to install due to errors such as 0x800f0922.

Storm-2949 turned stolen credentials into a cloud-wide breach, moving from identity compromise to large-scale data theft ...

KongTuke has been regarded as the original access broker and has switched to Microsoft Teams for social engineering attacks, ...

A practical workaround shows how PowerShell developers can keep Windows Forms GUIs responsive by moving timer-driven processing into background jobs and using a second timer to update the interface ...

Brien Posey explains why PowerShell timers can cause Windows Forms dashboards to freeze or fail to update, and why keeping GUI scripts responsive requires a different approach to timed events.

Enhanced Security and Performance for Batch and CMD files allows you to prevent batch and CMD files from being modified while ...

Fox Tempest is a financially motivated threat actor operating a malware‑signing‑as‑a‑service (MSaaS) used by other ...

KB5089549 introduces a new change that simplifies the update for the mandatory critical security update on Windows 11.

ESET researchers analyzed the 2025 activity of Webworm, a China-aligned APT group that started out targeting organizations in Asia, but has recently shifted its focus to Europe. Even though this is ...

The app is disappearing. The files you made with it might too.

Administrators can verify by running the Exchange Health Checker script or checking documentation for CVE-2026-42897 mitigations. For air-gapped or disconnected environments, Microsoft offers a manual ...