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- From: cme@ellisun.sw.stratus.com (Carl Ellison)
- Newsgroups: sci.crypt
- Subject: smart-card fragility
- Message-ID: <6290@transfer.stratus.com>
- Date: 10 Sep 92 16:23:41 GMT
- References: <1992Sep8.164652.1780@osf.org> <ARI.HUTTUNEN.92Sep9013737@supergirl.hut.fi> <11671@ember.UUCP>
- Sender: usenet@transfer.stratus.com
- Organization: Stratus Computer, Software Engineering
- Lines: 22
-
- In article <11671@ember.UUCP> pacolley@ember.UUCP (Paul Colley) writes:
- > the smart cards we were using had a
- >lot of reliability problems (chip popping out of card, not working
- >after you sat on your wallet, not surviving exposure to water,
- >etc.). Customers already get very upset when their mag-stripe
- >cards stop working, and replacing them with something that is much
- >more fragile doesn't seem like a good idea.
-
-
- Amen.
-
- My normal ATM card developes a split after a month or two which just
- keeps growing.
-
- As far as I can tell, this comes from my sitting on it in my wallet.
-
- Since we can make truly flexible magnets, I would assume we could make
- truly flexible ATM cards -- so that they wouldn't split.
-
-
- The real question: can we plate chip logic onto a flexible substrate
- and have the layers just as flexible?
-