How TV ads silently ping commands to phones: Sneaky SilverPush code reverse-engineeredEarlier this week the Center for Democracy and Technology (CDT) warned that an Indian firm called SilverPush has technology that allows adverts to ping inaudible commands to smartphones and tablets. Now someone has reverse-engineered the code and published it for everyone to check. SilverPush's software kit can be baked into apps, and is designed to pick up near-ultrasonic sounds embedded in, say,
