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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Packet filtering
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Circuit-level
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Application-level
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IPS
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Detailed explanation-1: -You provide internet access for a local school. You want to control Internet access based on user, and prevent access to specific URLs. Which type of firewall should you install? An application-level gateway is a firewall that is capable of filtering based on information contained within the data portion of a packet.
Detailed explanation-2: -Expert Answer The ideal way to give access to confidential resources over the internet is by using a virtual private network because encrypting all data ensures a safe connection between the client and server.
Detailed explanation-3: -A firewall is software or firmware that prevents unauthorized access to a network. It inspects incoming and outgoing traffic using a set of rules to identify and block threats.
Detailed explanation-4: -A firewall is the best device to deploy if you want to protect your private network from a public untrusted network. Firewalls are used to control traffic entering and leaving your trusted network environment.