That may be something that came out of the recesses of your own gray matter ... but there exists nothing in reality, outside of your gray matter, that backs that up ... LOL ...
Of course NSA may not have cracked them, but you can be sure they are working their supercomputers hard as are the Mossad and the FSB.
Reverse logic.
Has there been a huge sale of AAPL phones and pads to Russian and Chinese security types? If not, then they are cracked.
Has their been an uptick in iPhone sales to ISIS/the Middle East? If not, then they are cracked.