Jacqueline

Firewall is a software or hardware device that protects computers from unauthorized access and intrusion. Firewall protects computers by monitoring incoming and outgoing traffic and blocking unauthorized access.

Firewall is used to protect computers from unauthorized access, malware, and other online threats.

The main function of a firewall is to protect networks from unauthorized access and intrusion. A firewall can be used to protect a single computer or a network of computers.

A firewall can be implemented as a software program on a computer, as a hardware device, or as a combination of both.

A firewall can be used to protect a network of computers from unauthorized access and intrusion.

A firewall can be used to protect a network of computers from.