Powderhorn ( Powderhorn@beehaw.org ) to TechnologyEnglish · 1 year agoThe Math Hack You Didn’t Know Was in Your Credit Cardwww.scientificamerican.comexternal-linkmessage-square7linkfedilinkarrow-up138file-text
arrow-up138external-linkThe Math Hack You Didn’t Know Was in Your Credit Cardwww.scientificamerican.comPowderhorn ( Powderhorn@beehaw.org ) to TechnologyEnglish · 1 year agomessage-square7linkfedilinkfile-text
I’ve been familiar with the concept, but this is by far the best behind-the-scenes explanation I’ve seen.
minus-squarewho ( who@feddit.org ) linkfedilinkEnglisharrow-up7·1 year agohttps://en.wikipedia.org/wiki/Checksum
https://en.wikipedia.org/wiki/Checksum