For most people using a supported and fully updated Windows 11 computer, yes: Microsoft Defender Antivirus and the other protections inside Windows Security are sufficient as the primary antivirus.

A simple antivirus checklist covers real-time protection, malware and ransomware defense, firewall tools and scam detection ...

I tested five antivirus programs on one PC in 2026. Norton 360 is the fastest, Bitdefender the lightest, and Avast the best ...

Looking for the best antivirus for Windows 11? Check out our top picks to protect your device as well as your system and ...

Fake party invitations trick victims into downloading malware that gives criminals remote access to computers and spreads ...

Discover the best VPNs with built-in ad and tracker blocking in 2026. We review the top VPNs of 2026 and show the best ...

Learn how BitLocker, passkeys, Microsoft Defender, and other Windows 11 security features protect your data, accounts, apps, and devices.

BitLocker may have vulnerabilities, but I’m still recommending it (and its Device Encryption derivative) to users.

Microsoft Defender automatically isolated a compromised QNET endpoint in 129 seconds, stopping a multi-stage attack before the payload could persist or spread.

Fraudulent charges typically show up on your card statement days after the fact, once the damage is done and the disputes ...

The largest security update in Microsoft’s history landed with almost no fanfare. Microsoft turned AI loose on its own code ...

Microsoft says a new Defender capability isolated a compromised device and stopped a ransomware attack in 128 seconds.