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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?
Malicious Code: What Is It and How Can You Prevent It?
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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?
How to Detect and Remove Spyware From an iPhone
What Is the Mirai Botnet?
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The Zeus Trojan: What it is, How it Works, and How to Stay Safe
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Viruses

More About Viruses
What Is a Computer Virus and How Does It Work?
The 7 Most Dangerous New Computer Viruses & Malware of 2024
Can Macs Get Viruses?
Stuxnet: What Is It & How Does It Work?
How to Remove a Virus From an Android Phone
Macro Virus: What Is It and How to Remove It
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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
What Is Vishing? Definition, Attack Methods & Prevention
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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Scams

More About Scams
How to Avoid Common Venmo Scams & Stay Safe Online
10 Cash App Scams: How to Spot the Signs and Send Money Safely
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
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
SHOW MORE "HACKING" ARTICLES

Other Threats

More About Other Threats
What Is DNS Poisoning and How to Protect Your Data
What Is a Swatting Incident and How Does Swatting Work?
How to Keep Kids Safe Online
Has My Twitter Account Been Hacked?
A Guide to APKPure: Is It Legal and Is It Safe?
Cyber Warfare: Types, Examples, and How to Stay Safe
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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
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Windows Password Recovery: How to Reset Forgotten Windows Passwords
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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
How to Check Your Credit Score
TLS Explained: What Is Transport Layer Security and How Does It Work?
NFTs for Beginners: How to Make Your Own NFT
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
SHOW MORE "SECURITY TIPS" ARTICLES

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What's New on Avast Academy

Security
Privacy
Performance
  • How to Check Your Credit Score
  • How to Share a Wi-Fi Password From iPhone
  • The 7 Most Dangerous New Computer Viruses & Malware of 2024
  • What Is DNS Poisoning and How to Protect Your Data
  • Malicious Code: What Is It and How Can You Prevent It?
  • What Is Vishing? Definition, Attack Methods & Prevention
  • What Is a Swatting Incident and How Does Swatting Work?
  • How to Keep Kids Safe Online
  • Has My Twitter Account Been Hacked?
  • TLS Explained: What Is Transport Layer Security and How Does It Work?
  • What Is a Digital Footprint and How Does It Work?
  • Has My Number Been Blocked? 5 Ways You Can Tell
  • Key Cyberbullying Statistics for 2024
  • How to Block Your Phone From Being Tracked
  • Is Temu Legit or a Scam? What You Need to Know to Stay Safe
  • What Does 5G UC Mean on Android & iPhone?
  • How to Delete or Deactivate Your Twitter (Now X) Account
  • TikTok: Is It Safe and Should I Download It?
  • Your Guide to Deactivating and Deleting Facebook Messenger
  • Everything You Need to Know About Local Area Networks
  • How to Lower CPU Usage on Windows
  • Why Won't My iPhone Turn On? 6 Easy Fixes to Try
  • How to Fix the “Driver Is Unavailable” Printer Error
  • Why Your Mouse Is Broken or Not Working and How to Fix It
  • Why Is My Battery Draining So Fast? Tips and Troubleshooting Guide
  • Why Your iPhone Gets So Hot and How to Fix It
  • Why Is My Ping So High and How to Reduce It
  • Why Your Keyboard Isn’t Working and How to Fix It in 6 Easy Steps
  • How to Right-Click on Mac With or Without a Mouse
  • How to Test for Packet Loss and Check Your Internet Quality

Free Security Tools

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Security
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