What is the primary purpose of a firewall in network security?Group of answer choicesTo speed up network trafficTo detect and prevent unauthorized accessTo create virtual private networks (VPNs)To connect different network segments
Question
What is the primary purpose of a firewall in network security?Group of answer choicesTo speed up network trafficTo detect and prevent unauthorized accessTo create virtual private networks (VPNs)To connect different network segments
Solution
The primary purpose of a firewall in network security is to detect and prevent unauthorized access.
Here's a step-by-step explanation:
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A firewall is a network security device that monitors incoming and outgoing network traffic.
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It operates by establishing a barrier between internal and external networks, such as the internet.
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The firewall uses predetermined security rules to allow or block traffic.
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Its main purpose is to prevent unauthorized or potentially harmful access from external sources.
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It does this by examining the data packets and determining whether they should be allowed through or not, based on the established rules.
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Therefore, the primary purpose of a firewall in network security is to detect and prevent unauthorized access.
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