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Informative Article | Information Technology | India | Volume 4 Issue 12, December 2015 | Popularity: 6.4 / 10

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Firewall: A Security Point of a Network

Manoj Parmar

Abstract: A firewall is a software program or hardware with software program that creates a security perimeter whose main function is control unauthorized access of incoming and outgoing data or information over a network. Firewalls protect you from offensive software that may come to reside on your systems or from prying hackers. When connected to the internet, even a standalone PC or a network of interconnected computers make easy targets for malicious software & unscrupulous hackers. A firewall can offer the security that makes you less vulnerable and also protect your data from being compromised or your computers being taken hostage. A firewall protects the flow of traffic over internet and is less restrictive of outward and inward information and also provides internal user the illusion of anonymous FTP and www connectivity to internet.

Keywords: Firewall, attacks, gateways, packet filter, intruder, application gateways

Edition: Volume 4 Issue 12, December 2015

Pages: 1568 - 1570

DOI: https://www.doi.org/10.21275/NOV152325

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