51% of consumers trust banks when it comes to managing their private data, the highest rate of any industry.

"Devices will recognize the user rather than having to remember an assortment of letters and numbers that are forgotten or could be guessed," said Lloyds.

"Financial institutions that deal with hundreds of thousands of clients and huge money transactions daily can greatly benefit," says Marcel Valverde of Unisys.

A person's voice pattern is as unique as their fingerprint, so Barclays is ditching security passwords in favor of voice biometrics.