An online conversation between an American woman and airline after she boarded an international flight without showing her passport or boarding pass has prompted debate on the ethics of biometric boarding. 123RF JetBlue passengers are not required to register for biometric boarding. Biometric boarding has been used for some time now. In January 2018, British Airways demonstrated the first use of purely biometric boarding on a flight from Los Angeles to London Heathrow. BRITISH AIRWAYS British Airways' purely biometric boarding system.

Source: Stuff April 24, 2019 00:22 UTC