What is Firewall ? How does it work ?

Most of us would hear a word Firewall. But we don't know how it works and the use of it. Firewall is a first secure line of your internet connection. we can compare the fire wall with a ATM center. In ATM center, any one cannot enter or come out without the permission of the security of that center. Like that, Any incoming connection or outgoing going data or connection from a computer or any other device cannot act without permission of fire wall.

     And, in ATM the process is notified by the CCTV camera. Such as that all internet process is notified by the firewall of the system. The hardware such as Router and modem and the software like Operating System has separately Firewall. 
   
    And a nation and a State have separate Firewall systems. So They can block apps, softwares and websites which works in online. 
style="font-family: Arial, Helvetica, sans-serif; font-size: large;">
 And a fire wall system secure you from malware attack. If you disable your fire wall system, You may face many malware attacks. So do not disable your fire wall system. 

         And you can control which softwares should not use internet in your pc using firewall

Read Also


Subscribe to receive free email updates:

Related Posts :

0 Response to "What is Firewall ? How does it work ?"

Post a Comment