iPad mini with LTE service: - has data support - has VPN support - has no SMS support, eliminating SMS zero-click attacks - can use Apple Configurator

iPad mini with LTE service: - has data support - has VPN support - has no SMS support, eliminating SMS zero-click attacks - can use Apple Configurator profile to disable iMessage zero-click attacks - can use encrypted messaging apps like Signal Smartphone: - microphone can be physically removed - camera can be covered by tape/case - can be placed in soundproof faraday bag