Powderhorn@beehaw.org to Technology@beehaw.orgEnglish · 3 days agoThe Math Hack You Didn’t Know Was in Your Credit Cardwww.scientificamerican.comexternal-linkmessage-square7fedilinkarrow-up137arrow-down14file-text
arrow-up133arrow-down1external-linkThe Math Hack You Didn’t Know Was in Your Credit Cardwww.scientificamerican.comPowderhorn@beehaw.org to Technology@beehaw.orgEnglish · 3 days agomessage-square7fedilinkfile-text
I’ve been familiar with the concept, but this is by far the best behind-the-scenes explanation I’ve seen.
minus-squarewho@feddit.orglinkfedilinkEnglisharrow-up7·3 days agohttps://en.wikipedia.org/wiki/Checksum
https://en.wikipedia.org/wiki/Checksum