A messaging app called Signal based in San Francisco was used by the Trump administration to discuss war plans.

The FBI and CISA have issued a joint warning to users of encrypted messaging apps as thousands of accounts are compromised.

In a statement, the department said the app serves as a supplemental communication tool, similar to phone calls, text ...

Russian hackers are targeting US officials and other “high intelligence value” individuals on the encrypted messaging app ...

The messaging app Signal made news in March after a handful of White House officials, including Vice President JD Vance, used the app to communicate with each other (and, inadvertently, a journalist) ...

Signal has been the most high-profile app in the news lately because of the controversy surrounding its use by Defense Secretary Pete Hegseth. Signal is a secure messaging platform known for ...

District Attorney Jackie Sartoris said Signal can help officers coordinate in real time, but raises questions about public ...

Mike Waltz appears to be communicating with other Trump officials via a version of Signal a day before he was removed as White House national security advisor. A photo from a Cabinet meeting Wednesday ...

Apps that delete messages don't comply with Ohio public records law and government employees should avoid using them, ...

Defense Secretary Pete Hegseth and Signal are back in the news. The New York Times reported Sunday that Hegseth created a Signal messaging chat that included his wife and brother. The details of the ...

Defense Secretary Pete Hegseth directed the installation of Signal, a commercially available messaging app, on a desktop computer in his Pentagon office, said three people familiar with the matter, ...