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The Rise of Ransomware: What You Need to Know

How to defend against one of today’s most dangerous cyber threats

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What is it?

Ransomware has become one of the most prevalent and devastating forms of cyberattacks. It’s a type of malware that encrypts your files or systems, locking you out until you pay a ransom. Organizations, small businesses, and individuals alike have fallen victim, often suffering data loss, financial strain, and operational disruptions. But understanding ransomware—and how to prevent it—can save you from disaster.

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  1. How Ransomware Works: Ransomware often infiltrates through phishing emails, malicious websites, or outdated software vulnerabilities. Once activated, it encrypts files, leaving a ransom note demanding payment, usually in cryptocurrency, to unlock your data.

  2. Preventing Ransomware Attacks: Start with proactive measures. Keep your software and systems updated to patch vulnerabilities that attackers exploit. Use reliable antivirus software, enable firewalls, and regularly back up critical data on secure offline storage.

  3. Recognize Red Flags: Be wary of unsolicited emails, suspicious attachments, and unexpected links. Phishing remains the most common entry point for ransomware, so verify all communication before clicking or downloading.

  4. What to Do If You’re Attacked: Never pay the ransom immediately—there’s no guarantee you’ll recover your data. Instead, contact cybersecurity experts and report the incident to relevant authorities. Rely on your backups to restore files and systems.

Ransomware is on the rise, but preparedness can make all the difference. By staying vigilant and following best practices, you can reduce your risk and ensure you’re ready to respond if the worst happens.

Contact

+61 2 8114 4509

Level 35, One International Towers, 100 Barangaroo Avenue

Sydney NSW 2000

info@defendera.com.au

© 2025, defendera.com. All rights reserved

Contact

+61 2 8114 4509

Level 35, One International Towers, 100 Barangaroo Avenue

Sydney NSW 2000

info@defendera.com.au

© 2025, defendera.com. All rights reserved

Contact

+61 2 8114 4509

Level 35, One International Towers, 100 Barangaroo Avenue

Sydney NSW 2000

info@defendera.com.au

© 2025, defendera.com. All rights reserved