US Customs block Canadian man after reading his Scruff profile
Everyone proposing clever technical solutions. Burner phones and encrypted cloud data etc... you are solving the wrong problem. Instead of engineering a way for the few people who care deeply to avoid this at great effort, engineer a way for this to not be legal. Write your congressperson, donate time and money to political parties, make privacy at the border for ALL (not just citizens) a priority in every election.