WASHINGTON—U.S. spy agencies will limit how they buy and use troves of data about Americans gleaned from thousands of smartphone apps and personal devices such as cars and internet-connected ...

South Korea launched a commercial-grade satellite for the first time Thursday as part of its growing space development program, as rival North Korea is pushing to place its first military spy ...

Topline The Chinese balloon that flew across the U.S. before being shot down by the military in February used American-made components on board to conduct surveillance, the Wall Street Journal ...

Spy agencies must safeguard data that can easily identify Americans, the Office of the Director of National Intelligence said, issuing guidance for the ethical use of commercial data that analysts ...

South Korea has launched a commercial-grade satellite for the first time as part of its growing space development program, as rival North Korea is pushing to place its first military spy satellite ...