Democrats on the Senate Homeland Security Committee say the reported use of Signal and Gmail by national security officials creates major cybersecurity risks.

Senior members of the Trump administration’s National Security Council — including its top national security adviser, Michael ...

US President's National Security Advisor Mike Waltz and his team used unsecured email to conduct government affairs. They relied on Google email, The Washington Post reports. Three US officials told ...

President Donald Trump's second administration has not been lacking in scandal. One of the largest incidents recently ...

National Security Adviser Michael Waltz is under scrutiny for using his personal Gmail account to discuss government matters, including military positions and weapons systems. The revelations follow ...

National Security Advisor Mike Waltz is under fire again, this time for using her personal Gmail. What does this mean about ...

Waltz’s potential security risks weren’t limited ... While the NSC official used his Gmail account, his interagency colleagues used government-issued accounts, headers from the email ...

Democratic leaders of key House committees are reigniting calling for national security adviser Mike Waltz to step down.

The National Security Council (NSC) has provided clarification on reports about Mike Waltz and his staff using personal Gmail accounts for government communications.