An EMV-compliant Mastercard chip card with fingerprint verification capability has been tested by employees of Pick n Pay supermarket in South Africa, and is currently being tested by employees of Absa Bank in that country. At a variety of merchants, fingerprint verification on the test cards has been successful more than 80% of the time. One problem is weather, which can affect fingerprints, making it more difficult for the sensors in the card that capture fingerprints. The same problem exists with fingerprint sensors on smartphones. Absa Bank, a subsidiary of Barclays Bank, believes finge...