After 'Godzilla Attack!' U.S. warns about traffic-sign hackers
June 06, 2014 at 17:12 PM EDT
BOSTON, June 6 (Reuters) - After hackers played several high-profile pranks with traffic signs, including warning San Francisco drivers of a Godzilla attack, the U.S. government advised operators of electronic highway signs to take "defensive measures" to tighten security.