On Monday, The Atlantic editor-in-chief, Jeffrey Goldberg, penned an explosive story about how he was added to a group chat on Signal, a popular commercial messaging app, called “Houthi PC Small ...

Jeffrey Goldberg, the editor in chief of Atlantic ... himself earlier this month inadvertently included in a chat group on Signal — an encrypted but potentially vulnerable commercially available ...

Washington Week' host and 'The Atlantic' editor Jeffrey Goldberg lamented that the Trump administration responded to his Signal story in an "aggressive" way instead of taking responsibility.

National Security Adviser Mike Waltz is leaving the Trump Administration after he added The Atlantic's Goldberg to a Signal group chat ...

It was all downhill for Waltz after he mistakenly added The Atlantic‘s Jeffrey Goldberg to a Signal group chat in March that discussed a U.S. military strike in Yemen. The gaffe was hugely ...

Secretary of Defense Pete Hegseth has faced multiple allegations of sharing classified information on Signal, a commercially ...

MORE: Trump and The Atlantic's Jeffrey Goldberg have gone back and forth ... after he revealed he was inadvertently invited to the Signal chat that consisted of several top U.S. officials ...

A hacker breached TeleMessage, a government-approved messaging app used by Trump administration officials, exposing archived ...

Trump administration officials' use of Signal came under scrutiny after The Atlantic reported ... group chat that inadvertently included The Atlantic's editor-in-chief Jeffrey Goldberg. In one ...

After being welcomed in royal style by Gulf leaders, President Trump announced enormous deals and made dramatic foreign policy decisions on the fly. He also advanced the cause of his family’s ...

A photo taken this week showed Mike Waltz using an app that looks like—but is not—Signal to communicate with top officials. "I don't even know where to start with this," says one expert.