Introduction to firewalls When you use internet in - TopicsExpress



          

Introduction to firewalls When you use internet in your college/school/offfice , You may not be access some websites, right? Do you know how they block those websites? They use firewalls for block websites. Firewall prevent the system from hackers attack. Lets us know what is firewall all about......Hmmm Thats The miller....So here we go. What is Firewall? Firewall is working like a security guard standing outside the office. Usually, What the security guard do? He will allow those who has identity card and block those who has not the identity card. Right? Likewise, The firewall will block unauthorized access to the system. Firewall may be a software or hardware. It will work based on the set of rules defined by the administrator. Using Firewall administrator can block certain website from being accessed. All traffic from inside and outside of the network must pass through the firewall. Only authorized trafic will be allowed to pass (based on the set of rules).....Proudly being Me....!
Posted on: Tue, 25 Mar 2014 22:59:28 +0000

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