The Signalgate scandal that enveloped US Secretary of Defense Pete Hegseth in March appears to be symptomatic of a wider lax attitude towards the use of non-approved messaging apps by officials and ...

Former national security adviser Mike Waltz was photographed using a Signal-like messaging app during Wednesday’s Cabinet meeting, more than a month after he first came under intense scrutiny for ...

Former Trump advisor Mike Waltz defended his use of Signal for discussing military operations, citing a Biden administration cybersecurity guidance that recommended encrypted apps. Waltz faced ...