smileyhead@discuss.tchncs.de to Asklemmy@lemmy.ml · 7 months agoIs it possible for devices on an online group chat to toss a coin without trusting each other and the server?message-squaremessage-square41fedilinkarrow-up158arrow-down14
arrow-up154arrow-down1message-squareIs it possible for devices on an online group chat to toss a coin without trusting each other and the server?smileyhead@discuss.tchncs.de to Asklemmy@lemmy.ml · 7 months agomessage-square41fedilink
minus-squarevzq@lemmy.blahaj.zonelinkfedilinkarrow-up5·edit-27 months agoMost remote coin tossing schemes incorporate commitment systems for this reason. https://en.wikipedia.org/wiki/Commitment_scheme
minus-squareHappyRedditRefugee@lemm.eelinkfedilinkarrow-up2·7 months agoAmazing solution, didn’t arrive to that one, I was thinking just making a timing constraint to reveal the number that would make the precaculation practically imposible, but the commitment schmeme is waaaay more elegant.
Most remote coin tossing schemes incorporate commitment systems for this reason.
https://en.wikipedia.org/wiki/Commitment_scheme
Amazing solution, didn’t arrive to that one, I was thinking just making a timing constraint to reveal the number that would make the precaculation practically imposible, but the commitment schmeme is waaaay more elegant.
Yes, that makes a lot more sense.