Exploit code has been released for an unpatched Windows privilege escalation flaw reported privately to Microsoft, allowing ...

Microsoft's 2011 Secure Boot certificates expire June 2026, leaving millions of Windows 10 PCs vulnerable to boot-level ...

Windows 10 has reached the end of support, which means cybercriminals have it in their sights. You don't have to switch if ...

AI-powered fileless malware is changing what it means to keep a Windows 11 PC secure. Here's what's happening and what to do.

Windows Security (formerly Windows Defender) is the built-in antivirus tool bundled with the operating system. It has saved ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. I first warned Forbes readers of the threat from something ...

PCWorld highlights Smart App Control, a crucial Windows 11 security feature that screens apps through Microsoft’s cloud service to protect against malware and compromised executables. A February 2026 ...

Microsoft account security is essential for protecting data across Outlook, Xbox, and Windows devices. Unprotected accounts are prime targets for phishing, ransomware, and unauthorized access, making ...