"Your face may soon be the only thing you need to board a flight. Some airlines are already testing facial recognition technology with the federal government.
The idea is to ditch boarding passes and increase the certainty of a passenger's identity...
"Implementation of the use of biometrics need to be scrutinized very closely," said Jeramie Scott of the Electronic Privacy Information Center, who worries about the use of personal identifiers that cannot change.
"Increasingly, as we consolidate biometric data into big databases and we use it more and more, those databases will become targets, and the risk of data breach increases greatly," Scott explained. "