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A DMZ allows for a publicly accessible zone without compromising the internal network.

The purpose of a DMZ is to protect the internal Local Area Network from publicly available hosts on the network. A DMZ is a security zone which sits between the internal networks (LAN) and internet. By placing the public server in a DMZ outside users avoid establishing a connection to their internal network further avoiding potential security breaching.

(Internet) ----- FW--- DMZ -------FW--- LAN

Above is a basic representation of a DMZ. As you can see the DMZ resides between two firewalls. If the user wishes to pass to the LAN they must penetrate the firewall before they can gain acccess to internal LAN resources .

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Q: What is the purpose of creating a DMZ during network firewall implementation?
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