COMPUTER NETWORKS AND COMMUNICATIONS
NETWORK SECURITY AND CYBERSECURITY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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packet filtering
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network intrusion prevention system (NIPS)
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network intrusion detection system (NIDS)
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Layer 2 Tunneling Protocol (L2TP)
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Detailed explanation-1: -Firewalls are known to inspect traffic and mitigate threats to the devices.
Detailed explanation-2: -An intrusion prevention system (IPS) is a network security tool (which can be a hardware device or software) that continuously monitors a network for malicious activity and takes action to prevent it, including reporting, blocking, or dropping it, when it does occur.
Detailed explanation-3: -A Firewall is a network security device that monitors and filters incoming and outgoing network traffic based on an organization’s previously established security policies. At its most basic, a firewall is essentially the barrier that sits between a private internal network and the public Internet.
Detailed explanation-4: -A NIDS will detect suspicious behavior but most likely not react to it.