Question

Define the terms
Firewalls:-​

Answer 1

Answer:

A firewall is a network security device that monitors incoming and outgoing network traffic and permits or blocks data packets based on a set of security rules.

Explanation:

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Answer 2

Answer:

A firewall is a network security device that monitors incoming and outgoing network traffic and decides whether to allow or block specific traffic based on a defined set of security rules. Firewalls have been a first line of defense in network security for over 25 years. ... A firewall can be hardware, software, or both.