Re: [tor-dev] Tor with collective signatures

2016-07-22 Thread bancfc
On 2016-07-21 17:05, isis agora lovecruft wrote: Nicolas Gailly transcribed 59K bytes: Hi, Here's a new version of the proposal with some minor fixes discussed with teor last time. 0.4: - changed *included* to *appended* - 3.2: end of paragraph, a valid consensus document contains a m

Re: [tor-dev] Tor with collective signatures

2016-07-21 Thread isis agora lovecruft
Nicolas Gailly transcribed 59K bytes: > Hi, > > Here's a new version of the proposal with some minor fixes discussed > with teor last time. > > 0.4: > - changed *included* to *appended* > - 3.2: end of paragraph, a valid consensus document contains a majority >of CoSi signatur

Re: [tor-dev] Tor with collective signatures

2016-06-16 Thread Nicolas Gailly
Hi, Here's a new version of the proposal with some minor fixes discussed with teor last time. 0.4: - changed *included* to *appended* - 3.2: end of paragraph, a valid consensus document contains a majority of CoSi signatures. - Acknowledgments include teor and Tom Ritter.

Re: [tor-dev] Tor with collective signatures

2016-05-26 Thread Nicolas Gailly
On 05/26/2016 03:47 PM, Tim Wilson-Brown - teor wrote: > > This is not possible, each authority only produces one consensus per hour. > If a majority of authorities sign the same consensus, that consensus will be > served by all authorities, and accepted by clients. > Otherwise, there is a consen

Re: [tor-dev] Tor with collective signatures

2016-05-26 Thread Tim Wilson-Brown - teor
> On 26 May 2016, at 10:22, Nicolas Gailly wrote: > > A related issue for discussion is whether it could be problematic if >there are two or more distinct collective signatures for a given > directory >consensus, and whether it is a problem if distinct subsets of 5 DAs > might >(perh

Re: [tor-dev] Tor with collective signatures

2016-05-26 Thread Nicolas Gailly
Hi all, Finally, after a while, here's a revised version of the proposal :) This version should clarify some of the previously discussed issues on the thread: + the selection of the witnesses, + the evolution of the set of witnesses, + more details about exceptions + some basic bandwidth compu

Re: [tor-dev] Tor with collective signatures

2016-05-06 Thread Tim Wilson-Brown - teor
> On 6 May 2016, at 19:07, Nicolas Gailly wrote: > > Hi, > > First, thanks a lot both of you for your in-depth comments, I know it takes > time, > but they've been very helpful! > > Then I mean to ask you about what you said regarding the fallback > directory keys. So keys are not embedded bu

[tor-dev] Tor with collective signatures

2016-05-06 Thread Nicolas Gailly
Hi, First, thanks a lot both of you for your in-depth comments, I know it takes time, but they've been very helpful! Then I mean to ask you about what you said regarding the fallback directory keys. So keys are not embedded but only hashes, OK. As you pointed out, CoSi would need to download ful