Payments of up to £15 can now be made by contactless cards and mobile phones at the O2
Visa opens a developer centre to provide access to its technology without compromising security
Visa has improved credit cards with a built-in keypad and LCD screen for two-factor authentication
ABI Research reports NFC providers and smartphones are stimulating the contactless payments market
Visa is once again blocking payments to WikiLeaks, closing the workaround which was uncovered yesterday
Credit card companies Visa and Mastercard are once again processing donations to WikiLeaks, says DataCell
WikiLeaks and DataCell are seeking revenge on Visa and Mastercard for blocking donations to the site
Britain's operators have set up a shared system for mobile commerce. It's about time they got together, says Sophie Curtis
Visitors to London for the Olympics will be able to use NFC-equipped mobile phones to buy snacks and drinks