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.

ZDNET experts put every product through rigorous testing and research to curate the best options for you. If you buy through our links, we may earn a commission. Learn Our Process 'ZDNET Recommends': ...

I tested the top backup software for 2025 to help you protect your data. Here's my hands-on review of the best options for businesses and individuals.

Software testing is an essential component in ensuring the reliability and efficiency of modern software systems. In recent years, evolutionary algorithms have emerged as a robust framework for ...

Over 300,000 new types of ransomware and other malicious software are discovered daily, according to the IT security research institute AV-TEST. Computer viruses can slow your devices, create a slew ...