Power grid security expert Joe Marshall joins the crew today to talk all things, well, power grid security. But not before he gets an impromptu pop quiz from Matt in the roundtable.

Joe then tells some stories from his days working in electric utility,  deploying new systems and his experiences with pentesting teams ("Wow, y'all need to stop!"). Plus, the team ask Joe about  the risks with both aging infrastructure versus newer, smarter based infrastructure. And what happens when threat actors target critical infrastructure?