Posts Tagged ‘credit card privacy’

Credit Card Primary Account Number and Encryption

Filed in Information Security, pci dss on Jul.02, 2009

50 Ways to Protect Your Identity and Your Credit: Everything You Need to Know About Identity Theft, Credit Cards, Credit Repair, and Credit Reports
Primary Account Number (PAN) is a
“12-digit or 19-digit numeric code embossed on the face side of a bank card, and also encoded in the Magnetic Stripe. The primary account number is a [...]

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Credit card authorization process weakness

Filed in Information Security, pci dss on Jun.17, 2009

Image via Wikipedia
Credit Repair Kit For Dummies (For Dummies (Business & Personal Finance))
Credit card authorization sequence:
1) Creditholder swipes card at merchant. A request is sent to merchants bank
2) Merchants bank “asks” processor to determine the cardholder bank
3) Processing network finds cardholders bank and request approval for purchase
4) Cardholders bank approves purchase and generates a approval [...]

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