Signal, the most secure widely available messaging app, has become a go-to resource. Its shortcomings are why its use by Pete ...

Top national security officials for US President Donald Trump, including his defence secretary, texted war plans for upcoming ...

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

The country should thank The Atlantic’s editor in chief, Jeff Goldberg, for showing that the entire top echelon of the Trump ...

As the fallout over top US officials sharing military operation details inside a messaging app reverberates inside Washington, the leaders of two key foreign intelligence allies said lessons need to ...

A stunning lapse in national security took center stage on Capitol Hill today as top intelligence officials faced tough ...

President Donald Trump on Tuesday downplayed the texting of sensitive plans for a military strike against Yemen’s Houthis ...

The stunning observation by U.S. Circuit Judge for the D.C. appeals court Patricia Millett came during a hearing Monday over ...

The suit accuses Trump officials of violating federal record-keeping laws by using a chat app that can be set up to ...

Director of National Intelligence Tulsi Gabbard and CIA Director John Ratcliffe - both of whom were in the chat - testified before the Senate Intelligence Committee that no classified material was ...