Google tests encryption to protect users' Drive files against government demands

"Whether the government could obtain a user's login information with a wiretap order is an "unanswered legal question" in the United States, says Jennifer Granick, director of civil liberties at Stanford University's Center for Internet and Society. "I think the answer would depend in part on whether decryption could be called a current capability of the provider -- or requires reengineering of the service.""