WHATISMYIP NETWORK GUIDE

What Is a Firewall?

A firewall applies traffic rules to network connections and can be implemented in software, hardware, routers, or cloud services.

What does a firewall do?

A firewall filters or controls network traffic according to configured rules.

Is a firewall the same as antivirus software?

No. A firewall focuses on network traffic control, while antivirus tools address different threats.

Can a firewall block websites?

A firewall can block network connections according to rules, depending on its capabilities and configuration.

Live network results can depend on your connection and third-party data providers.