[EM] 3ballot - revolutionary new protocol for secure secret ballot elections

[Juho]

P.S. Works best with margins.

Juho


On Oct 15, 2006, at 13:24 , Juho wrote:

> On Oct 15, 2006, at 7:02 , Dave Ketchum wrote:
>
>> Note that many voters will vote the same as for Plurality, for
>> which a special form might be possible.
>
> Yes, there is space for optimisation. Storing plurality style votes
> as they are should not be a big problem (for privacy in most cases).
> In situations where there are many candidates (e.g. 100) voters
> probably typically name only few of their top preferences. Let's say
> that the voter votes A>B>C. One could first break this vote in three
> separate votes: A, B and C. But this is not exactly the same as the
> original vote, so one needs to fix the preferences between A, B and
> C. That would lead to additional [A>B], [A>C] and [B>C] ballots
> (where brackets mean that these ballots refer to only one pairwise
> comparison). This type of vote splitting saves a lot in the number of
> ballots if number of candidates is low and number of candidate
> entries is low in each vote. Privacy is still quite good. Voters will
> have it more difficult to check that their vote is recorded as
> intended (if they are supposed to check the paper ballots). Maybe
> sufficient number of voters are able to make the required checks to
> keep the probability of error/cheating detection high.
>
>> I would DEMAND that the record being prepared for hard disk have
>> the ballots in true random order (sometimes those needing a random
>> sequence of numbers use a formula that would give the same results
>> tomorrow as it did today),
>>      Thinking, without studying, could the space used for
>> accumulating data for records for this hard disk be such that no
>> data would be lost even with expectable power failures?
>
> I think all this is doable with open source but of course requires
> more work than ordinary software development.
>
> Some remaining threats/problems:
> - open source and known platform also makes it possible to develop
> alternative code that could be somehow smuggled in to the voting
> machine (and the code could delete itself / return to the original
> code after the election)
> - we may need solutions also for the case where only very few voters
> have voted with the machine ad we therefore need to merge those votes
> with some other lots of votes to guarantee privacy
>
> Juho Laatu
>
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