Ethical hacker Vinny Troia, CEO of Night Lion Security, joins Gerri Willis on The Willis Report (Fox Business) to break down the StubHub breach. Cybercriminals used stolen usernames and passwords to hijack customer accounts on the eBay-owned ticket marketplace and fraudulently buy and resell tickets. Troia explains how the attack worked, why reused passwords put consumers at risk, and steps people can take to protect their online accounts.