![]() Notably, the criminals must have access to the victim's card, besides being able to modify the terminal's commands and the card's responses before delivering them to the corresponding recipient. The attack, however, necessitates that it meets a number of prerequisites in order to be successful. "The attacker then simultaneously performs a Visa transaction with the terminal and a Mastercard transaction with the card," the researchers outlined. ![]() The attack, dubbed " card brand mixup," takes advantage of the fact that these AIDs are not authenticated to the payment terminal, thus making it possible to deceive a terminal into activating a flawed kernel, and by extension, the bank that processes payments on behalf of the merchant, into accepting contactless transactions with a PAN and an AID that indicate different card brands. An EMV Kernel is a set of functions that provides all the necessary processing logic and data that is required to perform an EMV contact or contactless transaction.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |