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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.

Malware
Viruses
Ransomware
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Passwords
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Avast Academy Security

Malware

More About Malware
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What is Malware?
How to Detect and Remove a Keylogger
How to Remove Spigot From Your Mac
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What Is a Rootkit and How to Remove It?
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 Detect and Remove Spyware From an iPhone
SHOW MORE "MALWARE" ARTICLES

Viruses

More About Viruses
The Essential Guide to Computer Viruses
How to Remove a Virus From Your Router
Trojan-Thumb
What Is Trojan Malware? The Ultimate Guide
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
SHOW MORE "VIRUSES" ARTICLES

Ransomware

More About Ransomware
The Essential Guide to Ransomware
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How to Prevent 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
What Is a Bot?
Pharming-Thumb
What Is Pharming and How to Protect Against It
How to Report Identity Theft
What Is the Dark Web and How to Access It?
How to Know If Your Phone Has Been Hacked
SHOW MORE "OTHER THREATS" ARTICLES

Passwords

More About Passwords
How to Create a Strong Password
The Top Password Cracking Techniques Used by Hackers
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Step-By-Step Guide to Password Protect a File or Folder in Windows
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How to Recover or Reset Forgotten Windows Passwords
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How to Choose the Best Password Manager
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Internet of Things

More About Internet of Things
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What is the Internet of Things (IoT)?
Is Alexa Always Listening? How to Protect Your Privacy
How to Stop Your Smart TV From Spying on You
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Internet of Things Security Risks
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What is a Smart Home?
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How to Build a Smart Home: A Beginner’s Guide
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Business

More About Business
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?
What is cybersecurity?
How to Keep Your Facebook Business Page Secure
What Is a Data Breach?
SHOW MORE "BUSINESS" ARTICLES

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What's New on Avast Academy

Security
Privacy
Performance
  • What Is a Bot?
  • What Is Pharming and How to Protect Against It
  • What is Malware?
  • 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?
  • How to Remove a Virus From Your Router
  • How to Report Identity Theft
  • What Is the Dark Web and How to Access It?
  • How to Know If Your Phone Has Been Hacked
  • Netiquette: Rules & Guidelines
  • How to Stay Safe on Public Wi-Fi
  • Wi-Fi Security: WEP vs WPA or WPA2
  • What Is the MD5 Hashing Algorithm and How Does It Work?
  • How to Find Your IP Address on Windows or Mac
  • What Is an SSL Certificate and What Does It Do?
  • VPN Server Locations: The Best Countries to Connect to
  • What Is Geo-Blocking and How to Bypass It
  • Browser Hijacker: What Is It and How to Remove It
  • Why Is My Browser So Slow? How to Speed Up Chrome, Firefox, and IE
  • How to Install a RAM Upgrade in Your PC
  • How to Test Your Mac’s Performance
  • What Is the Windows Registry and How Does It Work?
  • How to Check Your Graphics Card and Drivers on Windows PC
  • How to Reset PRAM and SMC on Your Mac
  • What Is a PUP and How to Remove Potentially Unwanted Programs
  • How to Permanently and Securely Delete Files on Windows 10
  • 11 Simple Ways to Stop Your MacBook From Overheating
  • How to Upgrade Your Mac With an SSD Drive
  • How to Check Storage on Mac

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