Term of the Moment
lights-out server room
Definition: USB key
(1) Another term for a flash memory-based USB drive. See USB drive.
(2) A USB drive used to identify and authenticate a user. See authentication token.
(3) A hardware key that plugs into a USB port on the computer in order to identify a registered user of software. See hardware key.
(4) A receiver, transmitter or transceiver for wireless signals that plugs into a USB port on the computer. Including a built-in antenna, it is used to communicate with wireless mice, keyboards, media hubs and other devices.
A Wireless Receiver
(2) A USB drive used to identify and authenticate a user. See authentication token.
(3) A hardware key that plugs into a USB port on the computer in order to identify a registered user of software. See hardware key.
(4) A receiver, transmitter or transceiver for wireless signals that plugs into a USB port on the computer. Including a built-in antenna, it is used to communicate with wireless mice, keyboards, media hubs and other devices.
This USB key receives signals from a Microsoft wireless mouse. It juts out from the port so little that it can be left plugged in all the time.