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Tech Term of the Week: Firewall

by on December 5, 2012

From the Gartner IT Glossary: An application or an entire computer (e.g., an Internet gateway server) that controls access to the network and monitors the flow of network traffic. A firewall can screen and keep out unwanted network traffic and ward off outside intrusion into a private network. This is particularly important when a local network connects to the Internet. Firewalls have become critical applications as use of the Internet has increased.

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