[messaging] Test Data for the Usability Study

Christine Corbett Moran corbett at alum.mit.edu
Mon Jul 7 14:20:08 PDT 2014

as an update with my personal schedule, it looks like windows are either a
week in August or a week in September to actually deploy this study for a
small pilot with my university collaborator! so might be good to get this
locked down in the next month...

On Mon, Jul 7, 2014 at 11:06 PM, Tom Ritter <tom at ritter.vg> wrote:

> On 7 July 2014 04:17, Joseph Bonneau <jbonneau at gmail.com> wrote:
> > So am I correct in reading that your main concern is that an attacker
> able
> > to do 2^80 work can't always find an 80-bit match (by which we mean any
> > desirable type of match that has a probability of 2^-80 of occurring by
> > chance)?
> No, it's around what _type_ of match we generate for an attacker's
> fingerprint.  Do we flip bits at random, or do we optimize for the
> encoded fingerprint type.  The latter introduces a certain amount of
> subjectiveness.  (It's quite objective if we do a fuzzy match based on
> phonetic differences, it's much-less-subjective-but-still-a-little-bit
> if we do a 'leading and trailing n bits' match).
> I argued strongly for full subjectivity, then went to random bit
> flips, and now I'm back to saying let's do something in-between.
> -tom
> _______________________________________________
> Messaging mailing list
> Messaging at moderncrypto.org
> https://moderncrypto.org/mailman/listinfo/messaging
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://moderncrypto.org/mail-archive/messaging/attachments/20140707/5a442a83/attachment.html>

More information about the Messaging mailing list