or fire wall
- a partition made of fireproof material to prevent the spread of a fire from one part of a building or ship to another or to isolate an engine compartment, as on a plane, automobile, etc.
- a person, thing, or event that acts as a barrier or protection against something undesirable: The new employee handbook should create a firewall against unethical business conduct.
- Digital Technology. an integrated collection of security measures designed to prevent unauthorized electronic access to a networked computer system.
Origin of firewall
Examples from the Web for firewall
“We were very careful to build a firewall between that work and our work with independent journalists,” Bourgault said.Why the U.S. Paid Karzai's Top Aide
Eli Lake, Josh Rogin
December 18, 2013
I think that the firewall between depression and psychosis is going to be erased.
There is a huge overlap, and this firewall is very much an artifact.
Minority rights matter a lot in a body which was supposed to be a firewall against the haste and folly of popular sentiment.The British Model for Filibuster Reform
January 25, 2013
He is my president, though, and he's the firewall we have against the lunatics taking over.More Colloquizing With You People
August 29, 2012
Apparently the foul-up is on the other side of the firewall.
The temperature behind the firewall had risen to two-forty Centigrade.
"They're probably both stuck at the firewall," Willows said.
He went into the antechamber of the reactor and glared at the door in the firewall.
You try to get an experimental service running and no one will reconfigure the firewall.Makers
- a fireproof wall or partition used to impede the progress of a fire, as from one room or compartment to another
- computing a computer system that isolates another computer from the internet in order to prevent unauthorized access
Word Origin and History for firewall
- A software program or hardware device that restricts communication between a private network or computer system and outside networks.
A means of separating a computer network from outside networks for security purposes. A server outside an organization's own network may be used to funnel all incoming and outgoing traffic to assist in keeping out viruses, as well as to prevent unauthorized outsiders from gaining access to a network.