@Melatonin@lemmy.dbzer0.com to Autism@lemmy.world • 7 days agoSeven standard "riffle" shuffles are needed to effectively randomize a 52-card deck.message-square20fedilinkarrow-up184arrow-down12
arrow-up182arrow-down1message-squareSeven standard "riffle" shuffles are needed to effectively randomize a 52-card deck.@Melatonin@lemmy.dbzer0.com to Autism@lemmy.world • 7 days agomessage-square20fedilink
minus-square@henfredemars@infosec.publinkfedilinkEnglish9•7 days agoIt’s also not sufficient to randomize a deck of cards using a 32-bit seed as was once common in software. Indeed, even with a 64 bit seed, it is not sufficient.
minus-square@derekabutton@lemmy.worldlinkfedilinkEnglish12•7 days agoSome quick math tells me you need 256 bits. Big numbers are wild
It’s also not sufficient to randomize a deck of cards using a 32-bit seed as was once common in software.
Indeed, even with a 64 bit seed, it is not sufficient.
Some quick math tells me you need 256 bits. Big numbers are wild