Crossing U.S. border with your devices may be unsafe

Aldergrove, Canada - January 15, 2019: cars going through the Canada–US border control (oksana.perkins/shutterstock.com)

Detentions of tourists, often in unpleasant conditions for extended periods, are in the news. One academic was denied entry to the U.S. because his phone reportedly contained comments critical of Donald Trump. Is it safe to travel into…