Fullz is a slang term used by credit card hackers, data resellers, and other criminals that refers to packages of individuals' identifying information — in other words, their “full information.” Fullz usually contains an individual's name, Social Security number, birth date, and account numbers. Criminals buy and sell fullz on the black market to commit fraud.
Frequently asked questions
What does Fullz mean?
Fullz is a criminal term that means “full information” and refers to a complete set of information about an individual, such as their name, address, date of birth, credit card number, expiration date, card security code, and Social Security number.
What are other fraudster slang terms commonly used?
In addition to fullz, fraudsters often use the term “dumps,” which refers to the raw information on a credit card’s magnetic strip that can be stolen by physically skimming the credit card, infecting point-of-sale devices with malware, or hacking into a retailer’s network. “CVV,” meanwhile, refers to stolen credit card records, such as the cardholder’s name, address, card number, expiration date, and CVV2 security code.
What impact does fullz have on business?
If criminals use fullz to make fraudulent purchases, businesses could face chargebacks from credit card companies along with potential legal and regulatory challenges for failing to identify these fraudulent transactions.