[messaging] Test Data for the Usability Study

Tom Ritter tom at ritter.vg
Wed Jun 25 10:41:45 PDT 2014


On 25 June 2014 00:01, Trevor Perrin <trevp at trevp.net> wrote:
> Yeah, to point out the obvious - if those are supposed to be fuzzy
> matches from a 2^80 attacker, they're not very good.
>
> If each word encodes 9 bits, and you're trying to simulate an attacker
> who can do ~2^80 work, why don't you just set 9 of the words equal?

That's what it currently does, the branch experiments with the
encoding approach.

> The poem generator uses some bits to determine grammatical structure,
> and most of the bits to choose words.  So maybe set the structure the
> same, and then use the rest of the bits to set some number of words
> equal?
>
> This is rough, obviously soundalike / lookalike metrics would be
> better, but for a first cut maybe it's good enough?

That's almost the way code works now, although it doesn't factor in
the bits from the structure.

Although it's not mathematically exact, I think that's the best approach.

-tom


More information about the Messaging mailing list