Jan 28, 2025 · Malware is malicious software designed to infiltrate, disrupt, or damage a computer or network, usually without the owner’s knowledge. Cybercriminals or other bad actors use …

Jul 21, 2025 · Learn how to troubleshoot a slow computer and if hardware, software, or malware could be at fault.

Antivirus software protects against malware and viruses, but doesn’t address performance issues like clutter, crashes, and cookies — the best PC optimizers do.

Cybersecurity is crucial for businesses to protect their sensitive data, networks, and digital assets from viruses and other cyberthreats. It helps to prevent unauthorized access to company …

Jan 13, 2025 · If your computer is acting strangely or suddenly suffering from poor performance, it could be infected with a computer worm. Learn more about worms, the damage they can …

Feb 29, 2024 · A computer virus is a malicious code or program designed to spread from one computer to another, causing damage to data and system operations. Learn how viruses work, …

Try free Norton tools to help protect your devices. Try our free password generator, virus scan, spyware detection tool, and more.

Feb 25, 2025 · Yes, viruses or malware can corrupt system files or interfere with the boot process, leading to a black screen. Proactively detecting and removing potential threats with antivirus …

Aug 8, 2018 · Not all PUAs are destructive, but some can cause very annoying behaviors, like generating pop up ads or causing your computer to run very slowly. These applications can …

May 7, 2025 · A Zeus virus can steal your credit card numbers, bank account details, and online banking credentials — making malware protection more important than ever. Learn more …