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7.3. Network security

7.3.1. LAN security

Like other Unix networks, the Aptus server assumes you trust your LAN and it is the responsibility of the user to maintain the physical security of the LAN (i.e. cables and sockets). Data and files are transmitted unencrypted in your local area network, it is better for users to maintain security of the physical network.

7.3.2. Other concerns relating with other OSes

If you have other MS Windows machines want to connect into the network, it is suggested they use a separate subnet or using a different switch to separate their physical connections. MS Windows are single user operating systems and does not have the concept of secure ports like Unix. Having single user operations system machines in your LAN is to invite invasion. We strongly suggest you to separate them out of your secure network if you are planning to setup a production system. The cost of separation is the cost of an extra network switch or hub and an extra network adapter for the server. They are so cheap (around US $10.00 for network card and around US $100 for the switch). You don't have to do rewiring, just plug them into a separate hub. You also have performance gain (load separation) by doing this.