You could soon be paying for the groceries or a train trip with a simple swipe of your cellphone. Nokia has signed a deal with credit card firm Visa to include radio-frequency ID chips in mobile phones, so that the phone can be used to pay for goods or services simply by passing it over a reader.
Users must tell Visa in advance what they want to pay for in this way. At the point of sale, the phone sends a burst of encrypted data to authorise payments. The user is then billed for the service.
RFID-chipped Nokia 3220 phones…
