Can a PDF have a virus? Yes, here’s how to protect yourself
Dec 1, 2025 · A PDF file can absolutely contain a virus — as well as other digital threats like ransomware, spyware, and phishing links. Read on to learn how cybercriminals hide malware …
Trojan viruses explained + tips on how to remove them - Norton™
Jun 10, 2025 · Trojans mask themselves as legitimate files to sneak into an unsuspecting victim’s device. Learn more about what Trojans do, the different types, and how you can help protect …
How to know if your computer has a virus: 9 warning signs
Feb 18, 2024 · Computer viruses are a type of malware that replicate themselves to spread, infecting files, computers, and networks. Some common types of computer viruses include …
Clicked on a phishing link? Here’s what to do - Norton™
May 6, 2025 · Clicking a phishing link could infect your device with a Remote Access Trojan (RAT), a type of malware that grants attackers the ability to control your computer remotely.
How to bring your computer back from the dead - Norton™
Oct 24, 2024 · Is your computer acting like they’re on their last days? Whether you’re in the middle of writing a spooky story, streaming a horror movie marathon, or browsing the latest …
Free Norton Tools & Scans for Mobile & PC Users
Try free Norton tools to help protect your devices. Try our free password generator, virus scan, spyware detection tool, and more.
What is a computer worm? How they work and spread - Norton™
Jan 13, 2025 · Viruses are attached to “carrier” programs or files and remain inactive until a user interacts with them. They can only spread across a device or network if a human opens or …
Computer viruses: How they spread and tips to avoid them - Norton
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, …
What is the Zeus virus and how does it work? - Norton™
May 7, 2025 · The Zeus virus, also known as Zbot, is a credential-stealing type of Trojan virus that disguises itself as a legitimate file or piece of software to trick users into installing it.
What is antivirus? Definition, types, and benefits - Norton
Nov 28, 2023 · Learn more about antivirus software, including how it works, the different types available, and its role in protecting your devices from viruses and malware.