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What (who) is firewall - definition
WIKIMEDIA DISAMBIGUATION PAGE
Firewall (book); Physical firewall; Firewall (novel); Firewall (disambiguation); Firewalls; Fire wall; Firewalled
firewall
A firewall is a computer system or program that automatically prevents an unauthorized person from gaining access to a computer when it is connected to a network such as the Internet. (COMPUTING)
New technology should provide a secure firewall against hackers.
N-COUNT
firewall
¦ noun
1. a wall or partition designed to inhibit or prevent the spread of fire.
2. a part of a computer system or network which is designed to block unauthorized access while permitting outward communication.
¦ verb Computing protect (a network or system) from unauthorized access with a firewall.
firewall
1. firewall code.
2. firewall machine.
Wikipedia
Firewall
Firewall may refer to:
- Firewall (computing), a technological barrier designed to prevent unauthorized or unwanted communications between computer networks or hosts
- Firewall (construction), a barrier inside a building, designed to limit the spread of fire, heat and structural collapse
- Firewall (engine), the part of a vehicle that separates the engine compartment from the rest of the vehicle
- Firewall (physics), a hypothetical phenomenon where a freely falling observer spontaneously burns up at the horizon of a black hole
Examples of use of firewall
1. However, don‘t look for a similar firewall in 2008.
2. There is no firewall separating us from the authorities.
3. The user should also install a firewall, they said.
4. The official added that the website had no firewall.
5. Less than half of home users have a firewall installed.