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A comment on Analysis of bank PIN numbers. Parent comment

Re:Analysis of bank PIN numbers by jrgnsd on Tuesday September 18, 2012 @04:24AM (#4536987)
I don't get why banks restrict the number of digits of a pin. The bank I'm with limits your pin to 4 digits.

Is it a usability issue, or don't they realise that more digits means more pin options?

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