Question: A firewall is hardware and / or software that protects computer networks by screening all the network traffic and only allowing access to transmissions that

A firewall is hardware and

/

or software that protects computer networks by screening all the network traffic and only allowing access to transmissions that have already been authorized. Firewalls are considered to be in which of the three technology

-

based defense categories?

A firewall is hardware and / or software that

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