When you are going to buy with cc (acronym for a credit card) in a physical store, it is a good idea to make sure that nobody sees or can get access to you ccv code transcribed at the back of your credit or debit card. The reason is understandable, because it is easy to hack the plastic card number through a physical device, but it is hard to get access to the cvv2 number at the back of the card.
Financially motivated online black market retailers called carder shops can offer anyone a vast choice of credit and debit card dumps fresh and valid ready to swipe again in stores once you learn how to clone this information on a real physical card but with a fake name and ID to be able to use it in brick and mortar shops without looking suspicious and getting yourself caught and charged with felony (marriott chase cc, amazon visa cc, carding cc free).
In the slang of a carder a dump refers to the crucial payment data encoded on the magnetic stripes at the back of any debit or credit plastic card, once this information has been compromised from a point of sale terminals by means of skimmers or specifically (best bins 2018 carding, best chase cc, non vbv shop) designed malware it becomes a precious good sold under the name of fresh credit card dumps on the online black market.
Advances of technology and high intelligence of cybercriminals permitted (buy fullz with bitcoin, buy live cc free, buy carding cc) to open an underground market on the darknet where anyone whose intentions are also unclear or determined by their own greed and thirst for money can buy valid cc information that had been previously stolen from a physical plastic credit or debit card, as well as any other additional data to commit card related thefts.
Credit and debit card payment transaction involve several steps such as batching, authorization, clearing and funding, the point is that any of these processes can be compromised and crucial data about bank account or a credit card number can be stolen by credit card data thieves who are looking forward to making money by selling this data at any cc fullz shop.
Apart from making sure that a dump is fresh and, thus, valid (live cc free for carding, paypal to cc, discover secured cc), a wise buyer should run a their purchase through dumps balance checker in order to double-check that their acquisition is worth the value of its price. Sometimes it is not worth it to buy a valid dumps that leads to a dead account, which barely has money on it, as the process of producing a cloned card will be more costly in time.