Firewalls Explained

Technology

What is a firewall?A firewall is a device designed to allow or deny network transmissions based on a set of rules. A firewall is frequently used to protect networks against unauthorized access while allowing legitimate communications to pass. Basically, a firewall is designed to prevent the wrong people while allowing network traffic function normally.What are the different types?There are two main...Read More

Posted: 08 Apr 2012

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Hardware

Before firewall under development, routers provided network security through the use of access control lists. Firewall themselves did not come on stage late 1980s in response to the demand for greater security that the Internet began to take shape.Before firewall under development, routers provided network security through the use of access control lists. Firewall themselves did not come on stage...Read More

Posted: 19 Feb 2012

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