Signal chat flouted rules on classified intel, say former defense officials
Signal’s convenience and the lack of clear agency guidelines makes the commercial app a popular choice for government ...
What is ‘classified’ information? What are ‘secure’ communications? Here’s a primer
The Trump administration's use of a popular app to discuss sensitive military plans is raising questions about security and ...
What is a SCIF? Inside the high-security rooms that keep military secrets safe — unlike a Signal chat
Government and military officials handle classified discussions within SCIF rooms to safeguard top-secret information from ...