On Sat, 23 Jul 1994, Hal wrote:
I thought of a simpler way to attack the blackjack protocol proposed by Karl, where the dealer shuffles the cards, commits to a hash, and then the player checks the hash at the end of the deck. Simply, this
How about if the dealer sends out the hash of the original deck, then each player sends back a permutation(first a hash, for disclosure and commitment, then the open value). The permutations are then applied to the deck as shuffled by the dealer, distroying his order. The "goodness" of the original shuffle would allow security from colusion among all the players, and the presence of any one good permutation will shuffle the deck. Berzerk. ********************************************************************** Berserker n., 1)a devotee of Odin in early Norse society who fought with a frenzied rage in battle.