NETWORK SECURITY
FIREWALLS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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network firewall
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stateful firewall
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personal firewall
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Chinese great wall
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Detailed explanation-1: -In computing, a firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules. A firewall typically establishes a barrier between a trusted network and an untrusted network, such as the Internet.
Detailed explanation-2: -Software-based firewalls Host firewall software needs to be installed on each device requiring protection. As such, software-based firewalls consume some of the host device’s CPU and RAM resources. Software-based firewalls provide individual devices significant protection against viruses and other malicious content.
Detailed explanation-3: -Proxy service Network security system that protects while filtering messages at the application layer.
Detailed explanation-4: -Software Firewalls A software firewall (or a host firewall) installs directly on the host device. This type of firewall protects only one machine (network endpoint, PC, laptop, server, etc.), so admins must install a version of the software on each device they want to protect.