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Security

We’ve been fighting viruses since 1988 — so we know how to keep you secure. Learn from our experts and get the skills you need to stay safe against online threats.

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Avast Academy Security

Malware

More About Malware
What Is Malware and How to Protect Against Malware Attacks?
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What Is Spyware, Who Can Be Attacked, and How to Prevent It
What Is Scareware? Detection, Prevention, and Removal
What Is Pegasus Spyware and Is Your Phone Infected with Pegasus?
What Is the Mirai Botnet?
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The Zeus Trojan: What it is, How it Works, and How to Stay Safe
How to Remove a Virus From Your Router
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What Is Trojan Malware? The Ultimate Guide
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Viruses

More About Viruses
What Is a Computer Virus and How Does It Work?
Can Macs Get Viruses?
Stuxnet: What Is It & How Does It Work?
Macro Virus: What Is It and How to Remove It
Worm vs. Virus: What's the Difference and Does It Matter?
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Can Your iPhone or Android Phone Get a Virus?
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Ransomware

More About Ransomware
The Essential Guide to Ransomware
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How to Prevent Ransomware
What Is Ryuk Ransomware?
The Destructive Reality of Ransomware Attacks
How to Remove Ransomware from Android Devices
How to Remove Ransomware from Your iPhone or iPad
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Phishing

More About Phishing
How to Spot and Prevent IP Spoofing
How to Spot Amazon Phishing Emails and Beat Scammers
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What Is Pharming and How to Protect Against It
Spear Phishing: What Is It and How Can You Avoid It?
What Is Phone Number Spoofing and How to Stop It
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What Is Spoofing and How Can I Prevent it?
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Scams

More About Scams
What Is a SIM Swap Attack and How Can You Prevent It?
How to Identify a Fake Text Message: Tips and Examples
How to Block Spam Calls on Your Phone
How to Avoid Amazon Scams
Is PayPal Safe? How to Spot and Avoid PayPal Scams
Instagram Phishing Scams — How to Spot & Avoid Scammers
SHOW MORE "SCAMS" ARTICLES

Hacking

More About Hacking
Has My Amazon Account Been Hacked?
Can Someone Hack Your Phone by Calling or Texting You?
Packet Sniffing Explained: Definition, Types, and Protection
Has My PayPal Account Been Hacked?
What to Do If Your Spotify Account Gets Hacked
How to Know If Your Phone Has Been Hacked
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Other Threats

More About Other Threats
A Guide to APKPure: Is It Legal and Is It Safe?
Cyber Warfare: Types, Examples, and How to Stay Safe
What Is a Decentralized Autonomous Organization (DAO)?
How to Find Out an Unknown Caller’s Number
How to Freeze or Unfreeze Your Credit
How to See Sensitive Content on Twitter
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Passwords

More About Passwords
How to View Saved Passwords in Chrome: Step-by-Step Guide
How Does Two-Factor Authentication (2FA) Work?
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Step-by-Step Guide to Password Protect a File or Folder in Windows
How to Choose the Best Password Manager
How to Create a Strong Password
The Top Password Cracking Techniques Used by Hackers
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Business

More About Business
What is cybersecurity?
IT Disaster Recovery Plans
What Is a Wildcard Certificate and How Does It Work?
Business Continuity Plan (BCP): What Is It and How to Make One
OPSEC: What Is It and How Does It Work?
What Is the Cyber Kill Chain and How Does It Work?
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Security Tips

More About Security Tips
What Is Rooting? The Risks of Rooting Your Android Device
What Is Jailbreaking and Is It Safe?
How to Find a Lost or Stolen Android Phone
The Best Internet Security Software in 2023
What Is a Firewall and Why Do You Need One?
Internet Security: What It Is and How to Protect Yourself Online
SHOW MORE "SECURITY TIPS" ARTICLES

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What's New on Avast Academy

Security
Privacy
Performance
  • A Guide to APKPure: Is It Legal and Is It Safe?
  • Has My Amazon Account Been Hacked?
  • Can Someone Hack Your Phone by Calling or Texting You?
  • What Is a SIM Swap Attack and How Can You Prevent It?
  • How to Identify a Fake Text Message: Tips and Examples
  • How to View Saved Passwords in Chrome: Step-by-Step Guide
  • Packet Sniffing Explained: Definition, Types, and Protection
  • Cyber Warfare: Types, Examples, and How to Stay Safe
  • Has My PayPal Account Been Hacked?
  • What Is a Decentralized Autonomous Organization (DAO)?
  • VPN Protocols Explained and Compared
  • What Is the about:blank Page? How to Use or Remove It
  • What Is the Yubo Dating App and What Do Parents Need to Know?
  • What Is a CVV Number and How Do I Find It?
  • The Fastest Browsers to Use in 2023
  • How to Stream Your Favorite TV Shows With a VPN
  • What Is Doxxing, Is Doxxing Illegal, and How Do You Prevent or Report It?
  • How to Hide Apps on an Android Phone
  • 5 Steps to Take if Your Social Security Number Is Stolen
  • How to Block Websites on Google Chrome
  • How to Fix Common Printer Problems
  • How Do I Know What Type of Motherboard I Have?
  • Why Does My Phone Keep Restarting and How Can I Fix It?
  • How to Check and Monitor Your CPU Temperature
  • SSD vs. HDD: Which Do You Need?
  • How to Update Graphics Drivers in Windows 10, 8, and 7
  • Why Is My Browser So Slow? How to Speed Up Chrome, Firefox, and IE
  • Mac Running Slow? 15 Proven Solutions to Speed Up Your Mac
  • How to Show Hidden Files on a Mac
  • 7 Reasons Why Your Internet Isn’t Working

Free Security Tools

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Security
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