Firewall vs. Nac — What's the Difference?

A fireproof wall used as a barrier to prevent the spread of fire.

A council consisting of permanent representatives of all the member countries of NATO; has political authority and powers of decision

(Computers) A software program or hardware device that restricts communication between a private network or computer system and outside networks.

To protect (a computer or computer network) by means of a firewall.

(architecture) A fireproof barrier used to prevent the spread of fire between or through buildings, structures, electrical substation transformers, or within an aircraft or vehicle.

(computer security) The software that monitors traffic in and out of a private network or a personal computer and allows or blocks such traffic depending on its perceived threat.

(physics) A hypothetical phenomenon where an observer falling into a black hole encounters high-energy quanta at or near the event horizon.

To protect with a firewall.

To block with a firewall.

To use maximum engine power or acceleration.

The application of maximum thrust;

(computing) a security system consisting of a combination of hardware and software that limits the exposure of a computer or computer network to attack from crackers; commonly used on local area networks that are connected to the internet

Fireproof (or fire-resistant) wall designed to prevent the spread of fire through a building or a vehicle