What's the top security software to keep your PC safe? We've tested, reviewed, and rated more than 40 apps to help you choose the right security suite to protect your devices and data.

Best Antivirus Avast One: A Complete Guide to the Software and Its Security Features Learn about the new Avast One. This guide covers key security features, privacy tools, details about the free ...

Microsoft Defender offers great protection from malware -- but there are other online threats you might want to consider, too.

From vendors offering code security tools to those protecting inboxes and websites against attacks, here’s a look at 20 key companies in web, email and application security. As hackers continue to ...

A VPN is a powerful privacy tool, but knowing what one can and can't do is important for protecting yourself online.