If you Google "trade secrets discovery", you'll find that courts appear to tend to defer to trade secret holders, and that there are numerous alternatives available to the court besides revealing trade secrets to satisfy discovery claims.
I am guessing that these guys:
http://www.hoffmanandlazear.com/
who represent the plaintiffs, who are asking for "not less than 600 million dollars" for having their hacked iPhones bricked, are going to lose to Apple's lawyers in High Comedic Fashion.