President Trump suggested Wednesday that the encrypted Signal messaging platform his top national security brass used to plan ...

The National Security Agency (NSA) has issued a critical warning to millions of iPhone and Android users regarding the ...

The national security adviser's use of the messaging app is under scrutiny after he mistakenly added a journalist to a ...

The White House has declared the controversy around a Signal chat for a military strike that inadvertently included a ...

As fallout from a Trump administration group chat about a military attack in Yemen continues to unfold, some Democrats are ...

The fallout continues following Jeffrey Goldberg's report that top members of President Trump's national security team ...

Secure messaging app Signal has been in the spotlight this week for national-security reasons, but companies can also learn lessons from the Trump administration’s misstep.

This is a serious issue. If any junior analyst in the U.S. government acted the way Waltz or Hegseth did, they would have ...

Speaking to reporters from the Oval Office, the president focused on the successful U.S. airstrikes in Yemen more than the ...

Fallout from the leaked Signal messages between top U.S. cabinet officials is just the latest in an increasing trend of carelessness surrounding national ...

The Trump administration is still monitoring the fallout from the disclosure of attack plans, as a watchdog inquiry looms.

The NSA has issued a warning about security risks associated with Signal’s Linked Devices and Group Invite Links features.