Spies and hackers can eavesdrop on conversations from 80 feet away by watching light bulbs
Spies and hackers can eavesdrop on conversations from 82 feet (25 metres) away by analysing the vibration patterns in a hanging light bulb, a study has found. The ‘lamphone’ technique discovered by security experts from Israel needs only a laptop and gear — including a telescope and sensor — costing less than just £1,000. According … Read more