Messaging app Signal is at the centre of questions about security and the operation of government after a journalist said he had been added to a group chat in which secret and official US plans were ...

(Reuters) -Top Trump administration officials used messaging app Signal to share war plans and mistakenly included a journalist in the encrypted chat, spurring calls by Democratic lawmakers for a ...

President Donald Trump's administration officials have used over 20 Signal chats to give updates on various crises worldwide, according to a new report. Politico reported Wednesday that the practice ...