Someday, a single card, yours exclusively, will allow you to enter your government office building with a single flash or swipe. At your office, you will use your card to log on to your personal ...

Few people quibble over smart card functionality. The cards — embedded with a memory chip that can store everything from bank balances to prescription information — can be used for online shopping, ...

A group of smart-card and smart-chip vendors is launching a campaign to talk up the security and privacy features of their products, even as researchers raise questions about their use in passports.