IEEE802.1X can be used to authenticate a user to allow use of the machine.
IEEE802.1X protocol defines port-based authentication for both wired and wireless networks.
Use IEEE802.1X authentication to allow only authenticated devices to use network, and protect against network abuse by third parties.
You can enable or disable IEEE802.1X authentication with this setting. The IEEE802.1X details can be set with Setting mode (Web version). Depending on the Web page settings, connection to the machine may not be allowed, or the settings may not allow printing, scanning, or Setting mode (Web version) display. In this case, deselect this setting and change the Setting mode (Web version) settings.