A Pentagon-wide advisory sent to staffers on March 18 warned against using Signal for any sharing of information, classified or not.
Chat N’War
Earlier this week, The Atlantic’s editor-in-chief Jeffrey Goldberg revealed in a startling piece that he’d accidentally been added to a group chat on Signal between key national leadership including defense secretary Pete Hegseth and national security advisor Mark Waltz as they discussed an upcoming offensive in Yemen.
The White House has gone on the defensive, saying no classified information was shared in the chat. But NPR is now reporting that a Pentagon-wide advisory sent to staffers on March 18 — less than a week before the screwup went public — explicitly warned against using Signal for any sharing of information, classified or not.
The advisory claimed that a „vulnerability has been identified in the Signal messenger application“, and that Russian hacking groups were „targeting Signal Messenger to spy on persons of interest“ (a Signal spokesperson told NPR that the company wasn’t „aware of any vulnerabilities or supposed ones that we haven’t addressed publicly.
