FBI seeking access to a dozen iPhones, Apple claims

Firm has submitted list to federal judge of at least 11 times since September that DoJ has sought access to newer models of iPhone than was earlier suggested

Apple has challenged the White House's claims that its use of a controversial law to access the iPhone of San Bernardino shooter Syed Farook is limited in scope.

The Department of Justice has sought access to iPhones, including the company's very latest models, under the All Writs Act at least 11 times since September, according to a letter from Apple counsel Marc Zwillinger to federal magistrate judge James Orenstein dated Monday.