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.

Dutch intelligence agencies have warned that Russia-linked hackers breached Signal and WhatsApp accounts belonging to government officials and journalists. The alert, directed at Western governments ...

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The FBI’s Internet Crime Complaint Center issued a public service announcement on December 19 warning that scammers are impersonating senior U.S. officials in a malicious messaging campaign that ...

The encrypted messaging app Signal is receiving renewed attention after high-level members of President Donald Trump's administration inadvertently added a journalist to a group chat discussing ...

Signal says its systems are secure but it is taking reports of targeted attempts to hack some officials "very seriously".

The chat app, which is run by a nonprofit foundation, has been downloaded 220 million times. Here's what to know about Signal, including who owns it and whether it's safe to use. Until Monday, many ...

The chat app, which is run by a nonprofit foundation, has been downloaded 220 million times. Here's what to know about Signal, including who owns it and whether it's safe to use. The messaging app ...

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 ...