Hello Mr. Lee,
My first idea is like this.  After several years with the smart card
technology, I know reasons.
(1)  Human being.  People like credit card, some new technologies may be
credit card size.
(2)  Pro-Active Component.  Floppies & CD-ROMs, are passive components.
Smart cards (CPU card) are active components when powered.

Lawrence Chan
Asian Identification Systems Ltd.


----- Original Message -----
From: Antranig Basman <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Cc: <[EMAIL PROTECTED]>
Sent: Wednesday, February 16, 2000 8:40 AM
Subject: Re: [OCF] Why not floppies or CD-ROMs?


> Lee Seng Chee wrote:
> >
> > Hello,
> >
> > Why interface smartcards to PCs when floppies or CD-ROMs, with Java
> > enryption technology, can be used in place of smartcards.  No need for
> > additional hardware like smartcard readers, and the unit cost is lower?
> >
> > Or am I asking a stupid question?
>
> I'm sure someone will give the answer shortly, but the important property
> of a smartcard is that your private key is kept safe. On a floppy or
CDROM,
> anyone could read it, unless it was encrypted with another private key,
> which would have to be stored somewhere else etc... and hence make a
> duplicate. A smartcard cannot be duplicated, if it does not want to be.
> One could argue that a password or passphrase could substitute for a
> private key, but the combination of "something you know" and "something
> you have" makes for a more secure solution than either separately.
>
> Antranig.
>
>
> ---
> > Visit the OpenCard web site at http://www.opencard.org/ for more
> > information on OpenCard---binaries, source code, documents.
> > This list is being archived at http://www.opencard.org/archive/opencard/
>
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---
> Visit the OpenCard web site at http://www.opencard.org/ for more
> information on OpenCard---binaries, source code, documents.
> This list is being archived at http://www.opencard.org/archive/opencard/

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