Comment on Cryptographic coin flipping, now in KeybaseparentComments−tuxxy7yThe plaintext isn't guessable, though. The post says they use a 32-byte random string.−maxtaco7yAgreed we could have used either of those. We needed a PRF keyed by the Game ID (so the revealed secrets of this game can't be replayed in the next). Blake2b and SHA3 would also have worked fine.
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The plaintext isn't guessable, though. The post says they use a 32-byte random string.
Agreed we could have used either of those. We needed a PRF keyed by the Game ID (so the revealed secrets of this game can't be replayed in the next). Blake2b and SHA3 would also have worked fine.