The US Supreme Court has previously ordered the government to obtain search warrants before seeking information that may “chronicle a person’s past movements through the record of his cell phone signals.” In the landmark Carpenter v. United States decision, the ...

Other lawmakers are alarmed by the FBI’s disclosure of having purchased location information derived from people’s cell phones. During a hearing in March, the FBI director, Christopher Wray, told senators that the bureau had “previously—as in the past—purchased some such ...

The United States government has been secretly amassing a “large amount” of “sensitive and intimate information” on its own citizens, a group of senior advisers informed Avril Haines, the director of national intelligence, more than a year ago.  The size ...

In its early years, SafeGraph sold direct access to individualized location traces tied to device IDs. SafeGraph has historically denied any links to law enforcement. “Contrary to some belief, we don’t have any law enforcement customers,” Hoffman, the founder, wrote in 2022. ...

In December 2020, security giant Mandiant revealed it had been hacked. Its disclosure was the first public sign of the SolarWinds hack, a Russian-orchestrated supply chain attack that’s widely regarded as one of the biggest espionage hacks ever. Among its victims ...