APPLE INSIDER
Apple has a secure mobile ecosystem because of choices in hardware and software that it has made, but the same systems and policies that keep most hackers out could be dramatically helping those few who can beat it.

Apple not only publicly champions privacy, it locks down its devices to protect security — even if some still say it’s not enough. Now researchers are saying that this security actively benefits the small proportion of hackers who are able to defeat it.
Source: APPLE INSIDER