Contactless payments

Host Card Emulation, which enables mobile payments without reliance on a particular handset, is driving the project in Scotland.

Regulators here made strides to encourage innovation in 2016, while Brexit cast doubt on the London fintech boom. Yet the cross-Atlantic payments battle is just beginning.

The path to success is almost never smooth, and many well-known companies have made expensive mistakes along the way. Here are some of the ideas that are no longer around but may never be forgotten.

The Secure Keys dongle has worked well to vet internal staff at Google, and the search giant sees a number of other uses for the hardware.

Barclays is responding to consumer expectations of a smooth mobile experience in all venues by adding technology at ATMs.

The U.S.’s long journey to EMV adoption will remain a major focus for the U.S. Payments Forum, but contactless and mobile payments technology will also start to get serious attention from a new industry working group.

Consumers increasingly are embracing contactless payments for smaller, routine transactions, with average transaction size rising slightly.

U.K. consumers have been able to "tap & pay" with their contactless cards for nearly eight years now.