Microsoft Defender isn't bad, but it's not enough to fully protect your PC. You don't have to pay extra, though—just use one of the top free antivirus apps we've tested.

PCWorld outlines four essential security upgrades for new PCs: verifying Windows encryption settings, optimizing antivirus configurations, enabling biometric login, and setting up dedicated password ...

Microsoft's Smart App Control used to be pointless, but it's about to become a lot more usable. Here's what's changing.

All modern Windows PCs come with Microsoft Defender built in. For the unaware, this tool is Windows’ native antivirus. Over time, it has matured into a reliable security tool capable of blocking a ...

Official support for Windows 10 was supposed to end in October 2025, but Microsoft shifted plans and continued to provide security updates for another year via the Extended Security Updates (ESU) ...

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 ...

Microsoft is enabling runtime integrity safeguards in Windows by default, to prevent tampering and unauthorized changes.

Windows 11 is adding Baseline Security Mode to block unsigned apps, services, and drivers by default, plus new consent prompts for sensitive access and bundled installs, with exceptions when needed ...

‘We’re always going to sit in the middle and basically have to deal with rising alert volumes, giant telemetry repositories, faster IOCs [indicators of compromise] conversion, more containment,’ says ...

Now Microsoft has confirmed three zero-day Windows security bypass vulnerabilities, users are warned to get their update groove on ASAP.

In June 2025, Microsoft announced that, in June 2026, it would begin deprecating Secure Boot certificates of Windows systems ...