Forget fingerprints; Iris scans could validate mobile payments

While mobile payment systems like Apple Pay and Samsung Pay are growing, they haven't lived up to the hype that surrounded their arrival in 2014.
But newer biometrics security technologies beyond the use of fingerprint scans could boost adoption rates when purchases are made in-store with smartphones. Those technologies include palm vein sensors or even sensors that assess a person's typing patterns or movements.
For online purchases, iris scans could help authenticate buyers. And while SMS (Sh