Antivirus apps protect your PC's personal information, data, bank accounts, and other sensitive information. We've tested more than two dozen utilities to help you choose the right antivirus for your ...

From premium companies like Bitdefender and Malwarebytes to budget tools like AVG, I’ve tested the most popular antivirus ...

Firewalls scan data sent to your computer for malware and attempt to block files or other data they deem suspicious. Like ...

Looking for an alarm system to make you feel more secure? We've tested all the top professional and DIY home security systems ...

5 Antivirus Programs That Actually Hold Up in 2026 Best Antivirus Software That Won’t Slow Down Your Computer Discover the best antivirus programs for computers that keep you protected without slowing ...

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 ...

Overview: Lightweight antivirus software improves protection without reducing speed on older Windows computers ...

On Windows 11, Administrator Protection is a new security feature arriving with the November 2025 Patch Tuesday Update that adds an extra layer of security by prompting an authorization dialog using ...

Windows Defender has several security settings, including some you need to switch on to get the utmost protection. Here's why ...