COMPUTER ETHICS AND SECURITY
FIREWALLS AND ANTIVIRUS SOFTWARE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Context Aware Application Firewall
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Application Level Firewall
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Host-based Firewall
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Network Level Firewall
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Detailed explanation-1: -Proxy firewalls, also known as application-level firewalls, filter network traffic at the application layer of the OSI network model.
Detailed explanation-2: -Proxy firewalls operate at the application layer as an intermediate device to filter incoming traffic between two end systems (e.g., network and traffic systems). That is why these firewalls are called ‘Application-level Gateways’.
Detailed explanation-3: -The web application firewall (WAF) marketplace is diverse, with various deployment options based on an organization’s application and security requirements. There are three primary types of WAFs: a cloud-based WAF, software-based WAF, and hardware-based WAF. Each type of WAF has its own advantages and disadvantages.
Detailed explanation-4: -Network layer Firewall can filter on Source And Destination IP address, Source and Destination Port no for both TCP and UDP packet.