Re: RNG in a Smart Card

Enzo Michelangeli (em@who.net)
Sat, 1 Aug 1998 11:23:48 +0800

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-----Original Message-----
From: Ben Laurie <ben@algroup.co.uk>
Date: Wednesday, July 29, 1998 9:11 PM

>Enzo Michelangeli wrote:
>>
>> By the way: ibutton's order page, on www.ibutton.com, explicitly mentions
>> shipments to countries other than US and Canada. Does that imply that
those
>> devices have provision for key escrow?
>
>I don't think so - I think they limit key size on export versions
>(though I have wondered how difficult it would be to circumvent that,
>given that you can perform arbitrary calculations on them).

Sigh, http://www.ibutton.com/java.html contains the sad answer to my
question:

[...]
Note: The DS1954 Crypto iButton with Java Card 2.0 firmware Release 1.1 has
no export restrictions. The 1024-bit module math accelerator has been
disabled on Release 1.1 for international distribution.
[...]

Enzo

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