Johnson said ISIS still solidly supports NFC technology, noting that it is "the most scalable and secure means of doing mobile payment, and has been deployed globally for over a decade."

Rick Oglesby, an analyst at Aite Group, said the delay in the ISIS launch was not related to the NFC technology, as much as with ISIS working with a diverse array of partners about how to monetize the service. "ISIS is trying to work with a whole lot of partners on monetization efforts," he said.

Matt Hamblen covers mobile and wireless, smartphones and other handhelds, and wireless networking for Computerworld. Follow Matt on Twitter at or subscribe to . His email address is .

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