Dear List,
I'm looking for partners to create an alternative to the existing smart cards.

Note: I would not consider this as alternative to government eID programs 
because they live their own life, usually completely unaffected of technology, 
prices, card readers (...), etc, :-)

I started thinking about using non-crypto HW like this:
http://www.atmel.com/dyn/products/tools_card.asp?tool_id=3879

The following article proves that you don't need any exotic processor:
http://www.cs.harvard.edu/~malan/publications/secon04.pdf

I'm currently in sort of "feasibility study" where I evaluate different 
alternatives and technologies. The bottom line is that there is no token 
available on the market that can host more than a handful of keys. On the 
Internet you need a lot of more keys if 2FA (Two Factor Authentication) is 
going to take off in a big way. I believe that dirt-cheap electronics and ECDSA 
could be a great combination!  On-line provisioning using KeyGen2 is also part 
of this concept:
http://keycenter.webpki.org

A stand-alone USB token should be possible to sell for $7 while the add-on cost 
for existing USB sticks may be something like 50 cent. 

Token middleware has to date been a real hassle.  Even even if tokens follow 
standards, standards are still subject to interpretation, options, etc..  
Having the implementation in source code makes a huge difference.

Anders Rundgren
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