firewall
/ˈfaɪərˌwɔl/
noun
- A security system that prevents unauthorized access to a computer network.
- The IT department updated the firewall to block suspicious traffic.
- Make sure your firewall is turned on before connecting to public Wi-Fi.
- The company installed a new firewall to protect its data from hackers.
- A wall or barrier made of fire-resistant material designed to stop the spread of fire.
- The building code requires a firewall between the garage and the house.
- The old warehouse had a thick brick firewall that saved the neighboring buildings.
- Firefighters praised the firewall for preventing the blaze from spreading to the next apartment.
- A person or thing that acts as a barrier to protect against something harmful or unwanted.
- He built a personal firewall by avoiding negative people.
- Her calm attitude served as a firewall against the office gossip.
- The new policy acts as a firewall to prevent conflicts of interest.
verb
- To protect a computer or network with a firewall.
- We need to firewall the server before the launch.
- You should firewall your home network to keep your devices safe.
- The technician firewalled all the office computers last week.