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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
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The Essential Guide to Malware: Detection, Prevention & Removal
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What Is a Rootkit and How to Remove It?
How to Remove Spigot From Your Mac
What Is Malvertising and How Do I Stop it?
What Is a Logic Bomb? How to Prevent Logic Bomb Attacks
What Is Scareware? Detection, Prevention & Removal
How to Remove Spyware From an iPhone
How to Remove Spyware From a PC
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Viruses

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The Essential Guide to Computer Viruses
How to Remove a Virus From an iPhone and iPad
How to Remove Viruses from an Android Phone
Macro Virus: What Is It and How to Remove It
The Best Free Antivirus Software in 2021
Worm vs. Virus: What's the Difference and Does It Matter?
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Ransomware

More About Ransomware
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How to Prevent Ransomware
The Essential Guide to Ransomware
How to Remove Ransomware from Android Devices
How to Remove Ransomware from Your iPhone or iPad
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What is CryptoLocker Ransomware and How to Remove it
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Cerber Ransomware: Everything You Need to Know
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Other Threats

More About Other Threats
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Is This Website Safe? Your Complete Website Safety Check Guide
How to Identify & Prevent Tech Support Scams
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What Is Spoofing and How Can I Prevent it?
How to Stop Spam Text Messages (SMS)
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What Is Jailbreaking and Is It Safe?
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Passwords

More About Passwords
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Step-By-Step Guide to Password Protect a File or Folder in Windows
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Internet of Things

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Business

More About Business
What is cybersecurity?
How to Keep Your Facebook Business Page Secure
What Is a Data Breach?
What Is Cloud Security?
What Is Server Security - and Why Should You Care?
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What's New on Avast Academy

Security
Privacy
Performance
  • How to Remove a Virus From an iPhone and iPad
  • How to Identify & Prevent Tech Support Scams
  • What Is a Rootkit and How to Remove It?
  • What Is Spoofing and How Can I Prevent it?
  • How to Remove Spigot From Your Mac
  • What Is Malvertising and How Do I Stop it?
  • What Is a Logic Bomb? How to Prevent Logic Bomb Attacks
  • How to Stop Your Smart TV From Spying on You
  • How to Stop Spam Text Messages (SMS)
  • How to Remove Viruses from an Android Phone
  • ISP Throttling: What Is It and How to Stop It
  • How to Allow and Block Pop-Ups in Safari
  • How to View and Delete Incognito History
  • How to Block and Allow Pop-Ups in Edge and Explorer
  • How to Allow and Block Pop-Ups in Firefox
  • How to Remove Extensions From Chrome
  • The Best Free Encryption Software to Protect Your Data
  • How to Check If Your VPN Is Working
  • Is Snapchat Safe for Kids? A Parents’ Guide to Snapchat
  • Data Encryption: What Is It?
  • How to Check if Your Hard Drive Is Failing
  • What Is Other Storage on a Mac and How to Delete It
  • The Best PC Cleaner Software for Windows
  • Fix 100% Disk Usage in Windows 10 Task Manager
  • The Best Mac Cleaner Software
  • How to Delete Temporary Files in Windows 10, 8, & 7
  • How to Free Up Disk Space
  • How to Defrag Your Mac Hard Drive
  • How to Increase FPS and Optimize Your Gaming PC
  • The Best Driver Updater Software for Windows

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