Apple has tried to protect its Mac line of computers from a form of hacking that is extremely hard to detect, but it has not been entirely successful in getting the fixes to its customers, according to a research. Security firm finds Apple Macs vulnerable to ‘firmware’ attacks Since 2015, Apple Inc has tried to protect its Mac line of computers from a form of hacking that is extremely hard to detect, but it has not been entirely successful in getting the fixes to its customers, according to research released on Friday by Duo Security. Duo examined what is known as firmware in the Mac computers. Firmware is an in-built kind of software that is even more basic than an operating system like Microsoft Windows or macOS. When a computer is first powered on — before the operating system has even booted up — firmware checks to make sure that basic components like a hard disk and processor are present and tells them what to do. That makes malicious code hiding in it ...