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this post was submitted on 14 Sep 2023
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Technology
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Someone should clarify if this
Contactless payments use the EMV protocol. Leaking the cc number is bad, but happens all the time. An actual payment athorisation replaces both PIN and signature. The victim's bank will argue that the victim authorised the transaction at the POS.
From what I've seen here the vulnerability exposes card number and expiration details. I don't know enough about NFC payment authorization to confidently confirm, but I'm not sure what other information would constitute an authorization
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