Anything with a laser has undeniable hacker appeal, even if the laser’s task is as pedestrian as sending data over a fiber optic cable. [Shahriar] from [The Signal Path] must agree, and you ...

Democratic Sen. Mark Warner criticized Director of National Intelligence Tulsi Gabbard for discussing highly classified U.S. war plans using a nongovernment messaging service. Photo: Saul ...

The White House is clapping back against media reports alleging intelligence officials have been using the end-to-end encrypted messaging app Signal to send classified information, describing the ...

Mike Waltz, the departing national security adviser at the center of "Signalgate," is seen in new photos using the commercial messaging application during a Cabinet meeting held by President Donald ...

Waltz was at the center of the Signal chat about a strike on Houthis in Yemen. President Donald Trump's former national security adviser Mike Waltz was photographed using Signal during a Cabinet ...