COMPUTER THREATS SECURITY
WHAT IS A FIREWALL IN NETWORK SECURITY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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____ firewalls filter traffic passing between different parts of a site’s network.
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Border
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Internal
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Intermediate
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None of the above
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Explanation:
Detailed explanation-1: -The packet filtering firewall filters IP packets based on source and destination IP address, and source and destination port.
Detailed explanation-2: -In ingress filtering, the firewall examines packets entering the network from the outside, typically from the Internet.
Detailed explanation-3: -A packet filtering firewall is a network security feature that regulates the flow of incoming and outgoing network data. Each packet containing user data and control information is examined and tested by the firewall using a set of pre-defined rules.
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