A Pentagon-wide advisory that went out one week ago warned against using Signal, the messaging app, even for unclassified information. Several days after top national security officials accidentally ...

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Depending on how intensively you use the messenger, it can take days for a deleted message to disappear. Signal ignored the bug for half a year.

An encrypted messaging app called Signal is drawing attention and questions after top Trump officials — including Defense Secretary Pete Hegseth and Vice President JD Vance — allegedly used the ...

The Signal team has rolled out a small feature in the latest version of the messenger that lets you pin messages to the top of the chat. Signal has announced a small update coming to its Messenger: ...

A screengrab of a page from a Pentagon-wide memo warning against using the messaging app Signal. Several days after top national security officials accidentally included a reporter in a Signal chat ...