To your point, remember that the US government has long classed encryption as a munition, and subjects it to arms control and export regulations. It is a Federa

To your point, remember that the US government has long classed encryption as a munition, and subjects it to arms control and export regulations. It is a Federal felony (though, aside, what isn't anymore?) to travel with crypto of a certain strength to dozens of countries — many of which don't even require a visa or do visa-on-arrival. You weren't thinking of bringing your US-purchased laptop or smartphone along with you when you went abroad, were you? EDIT: phrasing.