Signal is a free app that cybersecurity experts consider to be one of the most secure messaging services because of its ...

The Atlantic's editor-in-chief Jeffrey Goldberg revealed the security breach in a first-hand account detailing how Trump 's ...

Pete Hegseth, JD Vance, and other officials discussed military strikes in a Signal chat that included a journalist. Did anyone break the law?

Read a line-by-line analysis of the war plans shared over a Signal group chat, with additional reporting and context from CNN ...

Lawmakers from both parties tell TIME they want all of the Signal chat messages after Trump officials insisted none of it was ...

Democratic Sen. Mark Warner denounced what he called a pattern of "careless, incompetent behavior" by the Trump ...

The revelation that President Donald Trump's most senior national security officials posted the specifics of a military ...

A century-old law aimed at cracking down on disloyal wartime activities is in the spotlight after Trump admin's use of Signal ...