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Find out what a Trojan virus is, how to detect it and how to remove it. You'll also learn how to effectively protect your device from future attacks.
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Have you heard of adware and how does it work?
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Myth-busting 10 of the most ridiculous malware myths
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This guide teaches you how to keep your Mac safe from viruses, malware, and other online threats that could harm your device.
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If you have a virus on your iPhone, there are easy ways to get rid of it. Find out how to remove iPhone viruses here.
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iOS viruses are extremely rare, but iPads are still vulnerable to other types of malware, along with online privacy and security threats.
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Learn how to detect spyware and safeguard your online activities on Android, iOS, PC, and Mac.
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Learn what malware is, how to check for it, and how to protect against harmful threats.
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Pegasus is smartphone spyware that surveils the mobile activity of criminals, but it's also been used against dissidents, journalists, and others.
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Malvertising is the combination of malware and advertising. Find out how to prevent it and stay safe online.
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Adware is an invasive malware that floods users with advertisements. Learn how to protect your device.
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It's unlikely that viruses or malware will infect your iPhone, but it's possible. Learn how to get rid of them.
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Computer worms are a dangerous type of self-replicating malware. Learn how to defend against them.
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Computer worms are dangerous files that move through the internet. Learn more about how antivirus software can help prevent them.
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Is your Android device acting suspiciously? Find out how to detect spyware on Android phones the easy way.
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15 types of malware: real-world examples and protection tips
15 types of malware: real-world examples and protection tips
Different types of malware include trojans, worms, viruses, and many more. Learn about them here.
Published March 10, 2025 · 15 min read
How to know if your computer has a virus: 9 warning signs
How to know if your computer has a virus: 9 warning signs
Learn how to tell if your computer has a virus, what to do about it, and how to protect it from future attacks.
Published February 19, 2025 · 8 min read
How to check for viruses on iPhone (7 Signs to watch out for)
How to check for viruses on iPhone (7 Signs to watch out for)
This guide will teach you how to identify whether your iPhone has a virus and how to protect it from future attacks.
Published January 27, 2025 · 7 min read
How to prevent computer viruses: Expert tips
How to prevent computer viruses: Expert tips
Computer viruses are bad news for your device and online security. Discover practical tips on how to prevent computer viruses and other online threats.
Published May 14, 2024 · 5 min read
Famous computer viruses: A historical look at notable cyberthreats
Famous computer viruses: A historical look at notable cyberthreats
Learn about the most famous computer viruses and their impact, including examples and the history of these cyberthreats.
Published March 22, 2024 · 6 min read
What is a computer virus? Definition & how they work
What is a computer virus? Definition & how they work
Learn what a computer virus is, how it works & how it spreads. Then discover how to prevent viruses and protect your digital life.
Published February 26, 2024 · 6 min read
Spyware: What it is and how to protect yourself
Spyware: What it is and how to protect yourself
Spyware is a type of malware that infiltrates your device and secretly collects info about you. This guide will teach you how to detect it.
Published July 20, 2023 · 3 min read
What is Grayware?
What is Grayware?
Grayware can affect your device’s performance and compromise your security online, as well as being a nuisance.
Published May 12, 2022 · 4 min read
Virus FAQ
Virus FAQ
Are you a Norton customer who is facing a problem with malware? Use this page to get answers to frequently asked questions. My computer has a virus. How did this happen? Thousands of new viruses…
Published August 08, 2018 · 3 min read
Ransomware: 5 dos and don'ts
Ransomware: 5 dos and don'ts
Guest Post By Kevin Haley, director, NortonLifeLock Security Response I despise all forms of bullying.Perhaps the one I hate most of all is where the bully takes a personal item, snatching it from you,...
Published August 08, 2018 · 3 min read
What are malicious websites?
What are malicious websites?
Most people don't know that you don’t have to intentionally download a malicious attachment to compromise your computer’s security.
Published August 08, 2018 · 3 min read
What is a botnet?
What is a botnet?
The Internet is filled with threats to online security. Many of these threats are just productive, positive technologies turned to evil use. The botnet is an example of using good technologies for bad intentions.
Published August 08, 2018 · 4 min read
What is mobile ransomware?
What is mobile ransomware?
Mobile ransomware is a form of malware that steals sensitive data or locks a device permanently and then demands payment before unlocking it or returning the data to the user. Folks are tricked into accidentally downloading it through social networking schemes, assuming that they are downloading innocent content or critical services.
Published August 08, 2018 · 4 min read

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