You are correct that Apple claims that the opening "Hey, Siri" is trying to match against your voice specifically: https://techcrunch.com/2015/09/11/apple-addre

You are correct that Apple claims that the opening "Hey, Siri" is trying to match against your voice specifically: https://techcrunch.com/2015/09/11/apple-addresses-privacy-questions-about-hey-siri-and-live-photo-features/ https://techcrunch.com/2015/09/11/apple-addresses-privacy-qu...