> Perry E. Metzger wrote: > >> A system in which the credit card was replaced by a small, calculator >> style token with a smartcard style connector could effectively >> eliminate most of the in person and over the net fraud we experience, >> and thus get rid of large costs in the system and get rid of the need >> for every Tom, Dick and Harry to see your drivers license when you >> make a purchase. It would both improve personal privacy and help the >> economy by massively reducing transaction costs. > > I agree that it might well reduce costs and fraud - but how will it > improve > privacy? Your name is already on the card ... and the issuer will still > have > a list of your transactions.
It's just that the drivers license number is a unique number that acts as an index to another database (and often used as authentication material as well), which the merchant has to business knowing. --Anton --------------------------------------------------------------------- The Cryptography Mailing List Unsubscribe by sending "unsubscribe cryptography" to [EMAIL PROTECTED]
