Re: OVC - I "really" need your help with "public disclosure" legislative suggestion

From: Arthur Keller <voting_at_kellers_dot_org>
Date: Mon Nov 27 2006 - 22:48:49 CST

At 12:21 PM -0800 11/27/06, Richard C. Johnson wrote:
>The code is best controlled in a thin client model, where the thin
>client (voting machine) has no storage capability (no HD) and only
>displays the results from the central server, which is easy to
>verify and safeguard. The problem, then, is connecting such a thin
>client with the server. Internet? No way. Denial of service
>attacks make that out of the question. I like the idea of
>connecting through a telephone link (DSL) to a phone company's
>private leased line. Some states, like CA, outlaw network
>connections outside the polling place altogether.
>
>Then, the only possibility is some local storage media like we have
>with DREs and other precinct based machines. The best of the lot,
>in my view, is the CD-R, which can be written only once and cannot
>be erased. The volatile memories are all too flaky or too easily
>altered or too expensive.
>
>So...the compromise best solution is to take out the HD and the
>volatile storage media and both boot off the CD-R and write results
>to it. Coupled with a voter verified paper ballot, this approach
>allows for a high degree of security, cross checking between paper
>and electronic election data, and a relatively low cost.
>
>Official CD-Rs can, as you suggest, be signed and handled in a
>secure manner. Together with Open Source (and Open Test), I think
>this is clearly the way to go.
>
>-- Dick

I agree with Dick's comments on CD-R's, including writing the results
to the end of the same CD-R. Thin clients are one solution. Another
solution is giving each electronic voting machine its own CD-R, as
proposed by the papers I've coauthored.

Best regards,
Arthur

-- 
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Arthur M. Keller, Ph.D., 3881 Corina Way, Palo Alto, CA  94303-4507
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Received on Thu Nov 30 23:17:14 2006

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