President Donald Trump confirmed that multiple employees within the National Security Council were fired Thursday, adding to ...

He has never sent classified material over his personal email account or any unsecured platform,” the spokesperson insisted.

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

Amid the friction caused by US officials using Signal to plan military strikes in Yemen, National Security Adviser Mike Waltz ...

Trump’s National Security Adviser was using Gmail for sensitive discussions—which is far less secure than Signal.

Wired reported that the national security adviser's list of friends on Venmo was public until Wednesday afternoon.

Mary McCord, Former Acting Assistant Attorney General for National Security at the Justice Department join Nicolle Wallace on ...

Trump purges Waltz’s staff after lobbying by Laura Loomer.

As the president has made it very clear, Mike Waltz continues to be an important part of his national security team. And this ...

National Security Advisor Michael Waltz and a senior aide used personal Gmail accounts for government communications, ...

including White House national security adviser Michael Waltz, have conducted government business over personal Gmail accounts, according to documents reviewed by The Washington Post and ...

In public, President Trump has defended his national security adviser. But behind the scenes, he has cast around for advice.