Wiktionary
nonauthorized
a. Not authorized.
Usage examples of "nonauthorized".
First-Major Tud Jusssar reporting from north perimeter with two nonauthorized persons," their escort shouted.
And if you can rig a program so that individual terminals'll blow their boards if a nonauthorized person uses them, so much the better.
And if you can rig a program so that individual terminals'll blow their boards if a nonauthorized person uses them, so much the better…"