Question

21.1 Tasks performed by firewalls include​

Answer 1

Answer:

block non trust worthy sites

Answer 2

Answer:

here is your answer mate...

Explanation:

A firewall is a system designed to prevent unauthorized access to or from a private network. You can implement a firewall in either hardware or software form, or a combination of both. Firewalls prevent unauthorized internet users from accessing private networks connected to the internet, especially intranets.

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