Significance of Firewall and its Practicality In Corporate Environment

Abstract:

In recent days possible attacks on the networks has been increased and causing huge financial loss

for the various organization due to lack of proper security standards. Modern networks have

several services and zones like Voice, Data, ISP networks, Access control, surveillance, DMZ

zones and hosting websites etc. Proper planning and access control within each zone are important

to avoid network compromise. This research details on how the network can be security standards

can be implemented using effective controls, in and out of each service zones. The focus of this

research is intended to reduce down time and loss of service in an event of a network compromise

or an external attack such as DoS, Distributed Denial of service attacks, Brute Force attack, Packet

Sniffing and phishing attacks. The results confirm, when the network is structured using effective

controls, in and out of each service zones will increase the security, decrease the down time and

extent of compromise

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