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Firewall is a security system which acts as a barrier in protecting your system from untrusted network accessing your system. Any network that connects to your system must pass through the firewall, where it get filtered using the rules programmed in the firewall. The rules programmed in the firewall can be modified if wanted. There are three types of firewall methods.
1. Packet filtering - This mechanism contains packet filters. Packet filters scans the packets which contains data.
2.Application layer filtering- Application firewall controls the input, Output from any application or service
3.Proxy filtering- proxy filtering acts as a filters between the clients and the server system.
Reference: personalfirewall.comodo.com
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a third party firewall is any firewall that did not come with the computers operating system
What is the default firewall for Ubuntu?
The default firewall setting for Ubuntu will vary system to system. One might consult the 'How to Geek' website for further instructions on how to determine one's firewall settings.
How does a commercial-grade firewall appliance differ from a commercial-grade firewall system?
Firewall appliances are stand-alone, self contained combinations of computing hardware and software. A commercial grade firewall system consists of application software that is configured for the firewall application and run on a general-purpose computer.
Why is the difference between a Commercial-grade firewall appliance and a Commercial-grade firewall system significant?
Firewall appliances are stand-alone, self contained combinations of computing hardware and software. A commercial grade firewall system consists of application software that is configured for the firewall application and run on a general-purpose computer.
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Firewall provides a way of controlling network access to a computer. However, using firewall may degrade the performance of the system. It is also difficult to configure and maintain the firewall.
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no but you can get hacked...
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a?!?!?!?!?
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What is Difference between firewall and personal firewall?
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What is firewal?
A firewall is a combination of software and hardware that helps prevent unauthorized access to a system through the Internet. Modern Windows OS's feature an inbuilt firewall.
