Pirates at DEFCON, Avast! Listen to the Roman lighthouse siren!
Avast pirates of DefCon! All hands hoay! Listen to the sirens from ye badge to sail towards the coast of the Roman Empire to get closer to the booty!
Source: Pirates at DEFCON, Avast! Listen to the Roman lighthouse siren! (https://blog.avast.com/pirates-at-defcon-avast-listen-to-the-roman-lighthouse-siren)