A prominent hacker who discovered a way to have ATMs spit out cash and was set to deliver a talk about hacking pacemakers and other wireless implantable medical devices has died in San Francisco, authorities and his employer said, San Jose Mercury News reports.

Barnaby Jack died at his home in San Francisco Thursday, although the cause of death is still under investigation, San Francisco Deputy Coroner Kris Barbrich said.

Jack, who was in his mid-30s, was scheduled to speak on Aug. 1 at the Black Hat security conference in Las Vegas. The headline of his talk was, “Implantable Medical Devices: Hacking Humans,” according to a synopsis on the Black Hat conference website.

Jack planned to reveal software that uses a common transmitter to scan for and “interrogate” individual medical implants, the website said. […]

[more]