‘This Is a War’: Prisons Want Cell Phone Jammers to Stop Inmates from Communicating With the Outside World

Prisons want jamming technology to stop criminal activity, but critics warn there would be dire consequences if jamming was allowed to propagate. Continue reading ‘This Is a War’: Prisons Want Cell Phone Jammers to Stop Inmates from Communicating With the Outside World

Cell-Site surveillance devices (Stingray) could disrupt 911 emergency calls

By Uzair Amir
Senator Ron Wyden of Oregon has made startling new revelations about CSS or cell-site stimulators. These cell surveillance devices, better known as Stingray, are used to disrupt communications of cell phones, mostly of criminals and lawbr… Continue reading Cell-Site surveillance devices (Stingray) could disrupt 911 emergency calls

Wirelessly Charge Your Phone From High Voltage Power Lines

Using nothing more than an antenna, a spark plug, a flyback transformer, a diode, and a car phone charger, [Kreosan] have implemented the world’s most dangerous cell-phone charger: wirelessly charging their phone from high voltage power lines. This is a demonstration of a hack that we thought was just an urban legend, but it’s probably best to leave this as just a demo — this one is probably illegal and definitely dangerous.

The charger works by holding an old TV aerial fairly close to high voltage overhead cables, and passing the resulting tiny current through a spark plug and a …read more

Continue reading Wirelessly Charge Your Phone From High Voltage Power Lines