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 ...

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On Monday, Signal announced a host of improvements for video calls, including "call links" that make the encrypted messaging app more competitive with video-conferencing platforms such as Zoom and ...

The founder of Signal has been quietly working on a fully end-to-end encrypted, open-source AI chatbot designed to keep users’ conversations secret. In a series of blog posts, Moxie Marlinspike makes ...