A “StingRay II,” made by the Harris Corp., can redirect cellphone calls away from cell tower antennae and capture their identifying data and location. Police use them to find people. Some argue that that’s an invasion of privacy. (Courtesy Harris Corp.)
The U.S. government has demanded that major Internet companies divulge users’ stored passwords, according to two industry sources familiar with these orders, which represent an escalation in surveillance techniques that has not previously been disclosed.