![]() Numbers gameĬrunching the available data, NordVPN says that of the 4,481,379 stolen cards, the maximum (1,561,739) belonged to US citizens. Furthermore, the CVV is made up of three digits, which also helps with the guesswork. The attackers are able to pull this off because the digits on most cards follow a fixed pattern, and can be deduced.įor instance, the first couple of digits indicate the financial service provider, while the sixteenth is a checksum, and so on. ![]() The researcher’s revealed hackers have discovered a way to find card numbers without breaking into a database, and there’s also a booming underground black market for them. The highest number of card details found for sale were from the US, Australia, and Hong Kong. The hackers were found selling payment cards information for $10 on average per card. Millions of payment card details found on dark web
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