Decontamination Chamber: Fortunately, these days, it just involves a light mist of nanites checking you out (while clothed, so no fanservice, alas), but it’s routine protocol for (physically) entering a new habitat or, indeed, planet, given the risks of disease and, worse, ecological contamination.

It probably tells you everything you need to know about the Empire that you can bring all the weapons you like along on interstellar trips, but gods help you should you smuggle a single unauthorized microbe…