Recyled credit card numbers pose fraud risk
The use of recycled credit card numbers by UK banks could create loopholes for fraud.
Clydesdale Bank customer Stuart Robertson recently discovered that a MasterCard from the bank he cancelled a few years ago was still "live". The number has been reissued to another Clydesdale customer.
Robertson found that all he needed to access the rebadged account through Clydesdale's Web site was the revised expiry date for the card (no name, address etc. were required). Robertson was able to guess this expiry date after 23 attempts and succeeded in transferring a small amount from the account (to prove the breach), The Guardian reports.
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- News: Credit-Card Co. Visa to Mask Card Numbers (7 March 2003)
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