Re: [P1363:] 1363.3: Inclusion of other techniques?
Hi Paulo,
> > I'm also open to starting a PAR for a 1363.3a to include pairing-
> > based signatures if there's interest.
>
> In my opinion it would be a pity to leave this topic out, but as I
> said, they
> are not identity-based techniques.
Agreed. So they wouldn't fit in 1363.3. However, the working group
has flexibility to define the scope of a 1363.3a however it likes,
so this wouldn't be a barrier.
Let's revisit this once 1363.3 is through working group ballot, in a few meetings' time.
Cheers,
William
> -----Original Message-----
> From: Paulo S. L. M. Barreto [mailto:pbarreto@xxxxxxxxxxx]
> Sent: Wednesday, July 02, 2008 5:44 AM
> To: STDS-P1363-DISCUSS@xxxxxxxxxxxxxxxxx
> Subject: Re: [P1363:] 1363.3: Inclusion of other techniques?
>
> > * Are there any other techniques that need to be included?
> > * BLS, BB signatures? Should they be included in their own
>
> BLS, BB and ZSNS signatures are not identity-based (hence I can't say
> whether
> they fall within the scope of 1363.3a or not), yet they do have nice
> applications due to their short length and other features like the ease
> of
> aggregating signatures. As a small example, the government of the State
> of São
> Paulo in Brazil adopted BLS signatures in 2002 for tax payment
> authentication
> because of their compactness (at the time I was part of the team
> responsible
> for elaborating the standard). I've asked the authors of BLS and ZSNS
> about IP
> issues, and they stated that neither is patented (I can't say for sure
> the
> status of BB, though).
>
> > I'm also open to starting a PAR for a 1363.3a to include pairing-
> > based signatures if there's interest.
>
> In my opinion it would be a pity to leave this topic out, but as I
> said, they
> are not identity-based techniques.
>
> Paulo Barreto.
>
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