noun
EXAMPLES FROM CORPUS
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A firewall is an embodiment of this security policy.
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Academic bodies tend not to have firewalls.
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For example, a complete firewall product may cost anywhere between $ 0 to $ 200, 000.
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Implementing a high-end firewall from scratch might cost several man-months of effort.
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Some firewalls place a greater emphasis on blocking traffic, and others emphasize permitting traffic.
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They allow browser programmers to ignore the complex networking code necessary to support every firewall protocol and concentrate on important client issues.
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They set up private chat rooms on the internet with firewalls to prevent police hackers.