Issue Description
Ransomware encrypts files and demands payment for recovery.
Common Causes
- Email attachments
- Fake installers
- Pirated software
Step-by-Step Solution
Step 1: Enable FileVault Encryption
- System Settings → Privacy & Security → FileVault
- Turn ON FileVault
Step 2: Maintain Offline Backups
- Use Time Machine with external drive
- Disconnect drive after backups
Step 3: Avoid Unknown Downloads
- Never open unexpected DMG or ZIP files
Step 4: Keep macOS Updated
- Security patches reduce exploit risk
Explore Further
- Test restoring files from backup
Prevention & Best Practices
If you can restore backups, ransomware loses power.