https://techcrunch.com/2019/04/01/inside-apple-fbi/

A new biography of Apple chief executive Tim Cook out this month describes the moment — and the deliberations — after the FBI issued an unprecedented legal order demanding Apple undermines the security of its flagship product.

The new book, Tim Cook: The Genius Who Took Apple to the Next Level by Leander Kahney, offers a first-hand view from former staff about how Apple battled against the order, which Cook said would be “too dangerous” to comply with.