What is firewall?

1.	What is firewall?
Answer» It us very useful to us we help us to Crete html on xml Firewalls monitor the network and are capable of blocking suspicious traffic, which can prevent spyware from infecting your system. A firewall can either be software based or hardware based and is used to prevent intruders from accessing your system. Firewall helps in securing the system from spamming and phishing attacks. It creates a barrier b/w the computer and any unauthorized program trying to come in through the internet.

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