The important word in the acronym “TOC” is operations. It's why all the care was taken to keep things secret. You don't want ...

The entire nation, it seems, is talking emojis after they appeared in a high-level Signal message chat: 👊🏴🔥 ...

Rep. Gregory Meeks (D-N.Y.), the ranking member of the House Foreign Affairs Committee, on Monday railed against the Trump ...

The revelation that the nation’s top security officials accidentally shared war plans with a journalist on Signal shocked Washington on Monday, even before people knew what was in them.

In an accidental leak, Jeffrey Goldberg, editor-in-chief of The Atlantic, was included in a chat among top security officials ...

Elon Musk, who owns both X (formerly Twitter) and the artificial intelligence startup xAI, announced the social media ...

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The Atlantic’s Jeffrey Goldberg was invited to the app Signal group which included National Security Adviser Michael Waltz ...

Opinion editor Matthew T. Hall writes there are certain conversations to have with emojis and abbreviations — and others to have on secure lines of communication. Take his latest family text thread, ...

Rep. Meeks calls for hearings on Trump administration's national security breach after journalist discovered on group chat for military strikes in Yemen.