Security researcher and former NSA staffer Patrick Wardle is this afternoon demonstrating a way for Mac malware to tap into live feeds from the built-in webcam and microphone. His presentation is being delivered at the Virus Bulletin conference in Denver later today.Although any unauthorized access to the webcam will light the green LED – a firmware-level protection that is exceedingly difficult to bypass – Wardle’s presentation shows how a malicious app can tap into the outgoing feed of an existing webcam session, like a FaceTime or Skype call, where the light would already be on … Wardle was the researcher who previously uncovered a way...