Mike Waltz defends his use of Signal app during Senate hearing

PoliticsTechnology
16 Jul 2025 • 6:56 AM MYT
The Independent
The Independent

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  • 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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