Windows 11 is Microsoft's most secure OS, but it's also very noisy out of the box. Telemetry, background updates, and third-party apps frequently connect to the ...

Microsoft has confirmed that Windows updates released since August 29, 2025, are breaking authentication on systems sharing Security Identifiers. Windows uses unique alphanumeric strings known as ...

Many organizations have complex environments with a diverse set of hardware and software configurations. Those utilizing Microsoft's stack of technology typically also receive guidance from the ...

Microsoft releases Windows Server 2025 version 2602 security baseline guidance. Updated policies address sudo behavior, disable Internet Explorer 11 and enhanced NTLM auditing. Security baseline ...

Thieves broke in through a second-floor window, but the museum has had other problems with unsecured Windows too, according to a decade-old cybersecurity audit report that has now come to light. The ...

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 ...

SafeBreach security researcher Alon Leviev has released his Windows Downdate tool, which can be used for downgrade attacks that reintroduce old vulnerabilities in up-to-date Windows 10, Windows 11, ...

ClickFix attack employs fake Windows security udpates. Updated November 27 with another Windows update warning, along with threat intelligence from the Acronis Threat Research Unit regarding the use ...