&gt; <i>In a spectacular failure of a “back door” designed to give law enforcement exclusive access to private places, hackers have made the “master keys” for Transportation Security Administration-recognized luggage locks available to anyone with a 3D printer.</i><p>Surely this doesn&#x27;t require a 3D printer. The right key blank and a set of needle files should do the trick, or should be able modify an off the shelf key.<p>I suppose saying it can be done with a 3D printer makes it all seem more dramatic.