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firewall
Firewall
Computer network defense
Computer network defense
Unauthorized access is the use of a computer or network without permission. Unauthorized use is the use of a computer or its data for unapproved or possibly illegal activities.
The simple wireless configuration technique that can make the network invisible to unauthorized users are disable SSID broadcasting. This will disable the network from being broadcasted.
to protect a computer or network from unauthorized access
Rogue
Which of the following can compromise network configuration, spread viruses and spyware, and allow unauthorized access to data?
For either a personal or a business wireless network, it's to protect it from unauthorized users.
network security means protecting data and resources from access by unauthorized persons
This is assuming that there is no outside access to the Ethernet network such as a Internet connection. If there were then firewalls would be needed to prevent a outside intrusion of the network. In addition to physical access security, a wireless network requires authentication and encryption to prevent unauthorized devices from connecting to the wireless network or capturing and decoding the data that is being transferred via a wireless network connection. If the wireless network has outside WAN access then you would also need firewalls as with the Ethernet network.