Firewall Protection

Comodo's award-winning firewall protects you from the viruses, malware, and hackers.

World's #1 free Firewall that finds threats and protects your PC

    • Fast and hassle-free online experience
    • Blocks all Internet attacks
    • Monitors in/out connections
    • Manages traffic on your PC
    • Secures all connections when you are online
  • Comodo Firewall

    windows8 compatible CNET Editors' Rating Comodo

One step to gain peace of mind

Free Firewall Download

Upgrade Comodo Firewall

Upgrade to CIS Pro for full security. Includes Antivirus, Firewall, instant live support and more. Only $39.99/year!

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Product Selection Wizard

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