Discover how credit card validation codes work and protect against fraud. Learn about their placement, security role, and examples to secure online transactions.

Sam Altman’s iris-scanning, identify-verification technology startup says it will begin expanding to the US starting May 1 and will launch a phone-like hardware device by next year. Those changes—and ...

NORTON SHORES, Mich. — There is nothing outside that suggests the machines sitting inside this gray, nondescript building in an industrial office center could disrupt the trading card industry. Sign ...

Costco's introduction of membership card scanners at the front of U.S. stores is still rolling out, but the move is already paying off big for the wholesale club. Morgan Stanley analysts wrote in a ...

Costco’s introduction of membership card scanners at the front of US stores is still rolling out, but the move is already paying off big for the wholesale club. Morgan Stanley analysts wrote in a note ...

It's not unusual for stores to make changes to policies and practices over time. And Costco is no exception. In recent months, Costco has taken to installing membership card scanners at the front of ...