firewall

(redirected from Fire wall)
Also found in: Dictionary, Thesaurus, Financial, Encyclopedia, Wikipedia.
Related to Fire wall: Windows Firewall

fire·wall

(fīr'wawl)
1. A special building material that is placed in walls between buildings or rooms to prevent the spread of fire.
2. A software program designed to prevent unauthorized persons from accessing a computer system.

firewall

A set of programs that protects the resources of a private computer network from users of other networks. It screens the messages that attempt to enter or leave the network and permits or denies access to outside users based on pre-programmed rules.
References in periodicals archive ?
We have handled the upward and downward airflow in the air gaps on both sides of the gypsum fire wall.
Compartmentalization, also known as compartmentation, is defined by NFPA 232 as "the subdivision of a building into relatively small areas so that fire or smoke can be confined to the room or section originates." The 2000 edition goes further by requiring that fire walls separate storage compartments and that in records centers, the maximum storage volume of records should not exceed 250,000 cubic feet in a single compartment.
Ranum of Trusted information Systems foresees an Internet made up mostly of private enclaves behind fire walls that he and his colleagues have built.
Fire Walls (IBC Section 706) are major separation walls between buildings or are used to divide one building into separate buildings.
But the repairs were assigned a lower priority as there was one functional fire wall, which fulfilled the statutory safety requirement.
The best part: The glass fire wall system from Technical Glass has fire ratings up to two hours.
The government introduced an 18-point ''fire wall'' regulation in 1993 to protect investors and depositors and prevent banks from using their strong influence on corporate borrowers for the benefit of the subsidiaries.
The building doesn't have fire sprinklers, but a fire wall in the center of the structure kept the blaze contained, the release said.