The DOJ also rejected Cook's use of words like "back door" and "hack" in his letter when he said, "[The FBI has] asked us to build a backdoor to the iPhone" and "The government is asking Apple to hack our own users...."
"That is an unwarranted and inaccurate characterization," the government said.
Elsewhere in the motion, the government noted that Apple had told authorities that the company could assist, as several security experts had concluded this week, but that it chose not to. "[Apple] conceded that it had the technical capability to help," the motion stated.
Sign up for CIO Asia eNewsletters.