Google Wallet has supported passports for about a year now [1]. Works great at TSA. You scan it yourself. You never need to hand them your unlocked phone. [1]

Google Wallet has supported passports for about a year now [1]. Works great at TSA. You scan it yourself. You never need to hand them your unlocked phone. [1] https://support.google.com/wallet/answer/15284332?hl=en https://support.google.com/wallet/answer/15284332?hl=en