Question

what is the significance of a Firewall in a computer's Security Scheme

Answer 1

The Importance of having Firewalls!Firewall is a software or hardware device that protects your computerfrom being attacked over the internet by hackers, viruses, and worms. This may occur either at a large corporate network, or simply at a small home network; both have the same securityissues.

hope it clarifies ur doubt dear friend..

Answer 2

the significance of firewall is that the firewall modifies the hacked and changed messages to its original condition