Aviation DigiYatra: The good and the bad of using your face as a boarding pass for your flight Updated : September 13, 2019 11:35 AM IST Airports across the globe are now moving to biometrics, but on an opt-in model. If executed well, biometrics in aviation have a great deal to help the passenger experience. Ultimately, every new technology enhancement has some privacy concerns in the beginning, but once a strong case is made for the use of it, and safeguards are put in order, everyone falls in line. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.