Melatonin@lemmy.dbzer0.com to Autism@lemmy.world · 17 days agoSeven standard "riffle" shuffles are needed to effectively randomize a 52-card deck.message-squaremessage-square18fedilinkarrow-up10arrow-down10
arrow-up10arrow-down1message-squareSeven standard "riffle" shuffles are needed to effectively randomize a 52-card deck.Melatonin@lemmy.dbzer0.com to Autism@lemmy.world · 17 days agomessage-square18fedilink
minus-squarehenfredemars@infosec.publinkfedilinkEnglisharrow-up0·17 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-squarederekabutton@lemmy.worldlinkfedilinkEnglisharrow-up0·17 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