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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A type of firewall that consists of a router between a secure internal and external network, used to deny and allow traffic is____
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Packet Filtering Firewall
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Stateful Firewall
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Application Level Gateway
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Circuit Level Gateway
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Explanation:
Detailed explanation-1: -A packet filtering firewall is the most basic type of firewall that controls data flow to and from a network. It is a network security solution that allows network packets to move across between networks and controls their flow using a set of user-defined rules, IP addresses, ports, and protocols.
Detailed explanation-2: -Explanation: Hardware firewalls are those firewalls that need to be connected as additional hardware between the device through which the internet is coming to the system and the network used for connecting to the internet.
Detailed explanation-3: -The packet filtering firewall filters IP packets based on source and destination IP address, and source and destination port.
There is 1 question to complete.