Current and former government technologists reacted with shock and disbelief to reports that top Trump Administration officials used the consumer messaging app Signal to discuss and plan bombing strikes against Yemen-based Houthis.
The private chat group included Defense Secretary Pete Hegseth, Vice President JD Vance, and Director of National Intelligence Tulsi Gabbard. It came to public attention after its organizer, National Security Advisor Mike Waltz, inexplicably invited Atlantic...