Security expert at Black Hat: Whatever you do, keep Macs out of enterprise

"Run your Macs as little islands on a hostile network," Stamos told attendees at his Black Hat presentation."Once you turn on the administrator stuff, once you install OS X Server, you are toast."

Read more of Kevin Fogarty's CoreIT blog and follow the latest IT news at ITworld. Follow Kevin on Twitter at @KevinFogarty. For the latest IT news, analysis and how-tos, follow ITworld on Twitter and Facebook.