coreboarder writes "Recently it was divulged that the Brazilian power infrastructure was compromised by hackers. Then it was announced that it was apparently faulty equipment. A downplay to the global public or an honest clarification? Either way, it raises the question: how vulnerable are we, really? With winter and all its icy glory hurtling towards those of us in the northern hemisphere, how open are we to everything from terrorist threats to simple 'pay me or else' schemes?"