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A comment on Chip-based credit cards are a decade old; why doesn’t the US rely on them yet?. Parent comment

Re:Chip-based credit cards are a decade old; why doesn’t the... by nraynaud on Saturday August 02, 2014 @04:40PM (#8125966)
you don't even require a connection, you can do an offline transaction, and it's still safer than a magnetic stripe, because duplicating a chip quickly is very hard.

Calling the bank to get an authorization is just an optional step in the process.

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Re:Chip-based credit cards are a decade old; why doesn’t the... by DavidJRobertson on Saturday August 02, 2014 @06:32PM (#8126289)
Technically it's possible for some cards to mandate online authorization (ie 'phoning' the bank).
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Re:Chip-based credit cards are a decade old; why doesn’t the... by nraynaud on Saturday August 02, 2014 @09:06PM (#8126641)
oh, yeah true, Visa Electron and friends.
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