- National security adviser Mike Waltz faced questioning regarding his use of the encrypted app Signal for sensitive military discussions, a matter dubbed the “Signalgate” scandal.
- During a Senate hearing, Waltz was questioned about adding The Atlantic editor Jeffrey Goldberg to a Signal group chat discussing a military operation in Yemen.
- Waltz defended his actions by asserting that the use of Signal was authorized under Biden-era Cybersecurity and Infrastructure Security Agency (CISA) guidance.
- Conversely, Department of Defense policy explicitly prohibited the use of commercial encrypted messaging applications, including Signal, for transmitting non-public DoD information.
- Despite the controversy, Waltz and other officials involved maintained that no classified information was exchanged within the Signal group chat.
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