The primary function of a host-based firewall, which is installed directly on a computer, is to control network traffic to and from that computer based on a set of security rules. By doing this, the firewall can help prevent unauthorized access and offer protection against network-based threats. Other answer choices describe other security controls or functions that are not the main purpose of a host-based firewall.
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What are the typical security rules defined for a firewall?
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How does a firewall protect against unauthorized access?
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What is the difference between a host-based firewall and a network firewall?