Credit and bank cards with electronic chips. The new chip adds a unique, one-time code that changes every time you use your card to make an in-store payment. That automatic security code change makes your data nearly impossible to use to create a counterfeit card. The Associated Press file photo.
Credit and bank cards with electronic chips. The new chip adds a unique, one-time code that changes every time you use your card to make an in-store payment. That automatic security code change makes your data nearly impossible to use to create a counterfeit card. The Associated Press file photo. Martin Meissner AP
Credit and bank cards with electronic chips. The new chip adds a unique, one-time code that changes every time you use your card to make an in-store payment. That automatic security code change makes your data nearly impossible to use to create a counterfeit card. The Associated Press file photo. Martin Meissner AP

Practical Money Matters | Everything you need to know about the new generation of payment cards

September 29, 2015 12:07 PM