Re: [tor-dev] On the security of a commit-and-reveal solution for #8244

2013-11-22 Thread Kang
Hello. > Adversaries who control a > subset of the authorities should not be able to influence the result > (except if they control a majority of the authorities; in which case > Tor is screwed anyway). If you're willing to live with that then it should be possible to make a ``perfect'' protocol.

[tor-dev] On the security of a commit-and-reveal solution for #8244

2013-11-22 Thread George Kadianakis
(This message has been sitting in my drafts for a week or so, because I fear that it might make no sense. Today I cleaned it up and decided to post it.) Hello Nick and Elly, we were recently discussing various commit-and-reveal schemes to accomplish the unpredictability of HSDir positions in the