Officials in the former president’s administration, though, said they never used the app for classified information — and ...

Top Trump officials are facing scrutiny after sensitive war plans were leaked when a journalist was mistakenly added to a ...

Trump’s national security adviser is trying to manage his way out of a crisis. But new revelations about his team’s ...

In addition, secure messaging apps are only part of the picture when it comes to keeping your communications private, and ...

The Trump administration's use of a popular app to discuss sensitive military plans is raising questions about security and ...

The App Store Accountability Act would require Google and Apple to check ages before kids can download dangerous social media apps.

The president of Signal defended the security of the encrypted messaging app on Tuesday after a bombshell report revealed top ...

What’s okay for communicating some important information is not okay for communicating classified national defense intelligence.

Signal is the most secure messaging app for your smartphone, but a recent leak from a US government chat group has raised ...

The guidance “strongly urges” senior national security officials to use the app for communication, but does not specify rules ...

A Senate hearing spotlighted the defense secretary’s decision to share sensitive information on a messenger app generally not ...