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Explain What Is Firewall? |
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Answer» A firewall is a PART of a COMPUTER system or network that is DESIGNED to block unauthorized access while permitting authorized communications. It is a DEVICE or set of devices which is configured to permit or deny computer applications based upon a set of rules and other criteria. Firewalls can be implemented in EITHER hardware or software, or a combination of both. A firewall is a part of a computer system or network that is designed to block unauthorized access while permitting authorized communications. It is a device or set of devices which is configured to permit or deny computer applications based upon a set of rules and other criteria. Firewalls can be implemented in either hardware or software, or a combination of both. |
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