Could electronic wallets become as common as cellphones? Paypal and Google sure hope so. But Mastercard has a plan for this future, too.

Visa, Mastercard, and some big banks agreed to pay $6.6 billion late Friday to end a fight over fees they charge retailers. And the settlement is likely to affect all of us.

MasterCard reported a 21 percent jump in quarterly profit after the biggest jump in card swipes — to 7.7 billion — since the company went public in 2006.

Up to 1.5 million credit card numbers for Visa and MasterCard accounts have been stolen from the databases of a company called Global Payments. Plus, understanding evolution through evolving robots.

Visa and MasterCard are working on advertising strategies that would target people based on their buying history. When it comes to privacy, the…

The leak site has temporarily shut down in order to go into an aggressive fund raising mode. Yeah, it's something we've heard from a million arts…

The Google Wallet program did indeed launch yesterday, just as we predicted. And now comes word that the system won't be entirely dependent on…