Home » BBC News - Technology » technology news » 'Dolphin' attacks fool Amazon, Google voice assistants 'Dolphin' attacks fool Amazon, Google voice assistants Unknown 7:33 AM BBC News - Technology technology news Smart assistants by Amazon, Apple and Google respond to ultrasonic commands that humans cannot hear. from BBC News - Technology http://ift.tt/2vPjsIE Share: Facebook Twitter Google+ StumbleUpon Digg Delicious LinkedIn Reddit Technorati