Add Yahoo as a preferred source to see more of our stories on Google. Signal, the most secure widely available messaging app, has become a go-to resource for journalists, leakers and other people ...

The FBI and CISA warn that Russian hackers are compromising Signal accounts via phishing, affecting officials, journalists, ...

As national security services warn that Russian hackers are currently engaged in new global attacks against WhatsApp and Signal users, here’s how to stay safe.

'Signalgate' continues to rumble on, with even more of the Signal messages that were shared between Trump officials – and, inadvertently, The Atlantic – revealed today. But how exactly did this group ...

FBI Flags Russian Campaign Targeting Officials on Signal, Other Apps ...

A magazine journalist's account of being added to a group chat of U.S. national security officials coordinating plans for airstrikes has raised questions about how highly sensitive information is ...

The drama this week over the Trump administration Signal group chat about a strike on Houthis in Yemen in which The Atlantic Editor in Chief Jeffrey Goldberg was inadvertently included has been ...

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