You likely use a credit or debit card on a daily basis; have you ever wondered how exactly your card number is generated? Check out this infographic breakdown to see.
Your card number is a composite of industry identifiers, the ID of the issuing institution, account numbers, checksums, and more. Hit up the link below to see how the lengthy number is broken down into individual components and how, with some Rain Man like mental gymnastics, you can calculate the validity of any credit card number.
Jason Fitzpatrick is warranty-voiding DIYer and all around geek. When he's not documenting mods and hacks he's doing his best to make sure a generation of college students graduate knowing they should put their pants on one leg at a time and go on to greatness, just like Bruce Dickinson. You can follow him on Google+ if you'd like.
- Published 03/25/11