Its comprehensive suite of tools to protect your PC makes Bitdefender the best free anti-malware software ... Most security software tries to stop malware and spyware getting onto your system.

Stop hackers and malicious software in their tracks with the best device protection. Here are CNET's top picks for antivirus software to improve your digital security. Dianna Gunn built her first ...

We've tested more than two dozen utilities to help you choose the best antivirus for your needs ... and all kinds of security software through their paces.