Question

What is Firewall??
Pls anybody tell its urgent.
No useless answers pls.​

Answer 1

Answer:

Protect (a network or system) from unauthorized access with a firewall.

A Firewall is a security system to protect an internal network from unauthorized servers and networks based on predefined rules. It acts as a barrier and only allows the secured network to send or receive data.

Answer 2

Answer:

Answer:Hey mate here is your answer

Answer:Hey mate here is your answer Explanation:

In computing, a firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules. A firewall typically establishes a barrier between a trusted network and an untrusted network, such as the Internet.

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