Behind the Signals: How investigators accessed encrypted chats in the Minneapolis anti-ICE case

U.S. prosecutors used transcripts from more than 100 Signal messages to indict 15 anti-ICE protesters in Minneapolis, suggesting authorities may have accessed the defendants’ devices; the piece notes that end-to-end encryption isn’t foolproof if a device is compromised and offers tips to harden Signal privacy, such as enabling disappearing messages and regularly deleting chats.