timothy from the great-power-brings-great-vulnerability dept.
UnderAttack writes "A common joke in infosec is that you can't hack a server that is turned off. You better make sure that the power cord is unplugged, too. Otherwise, you may be exposed via IPMI, a component present on many servers for remote management that can be used to flash firmware, get a remote console and power cycle the server even after the normal power button has been pressed to turn the server off."
An authority is a person who can tell you more about something than you
really care to know.