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  1. superdae

    Guide Details of Visa TC40 or MasterCard SAFE blacklisting processes

    spyus.link For educational purposes, I’ll provide a detailed explanation of the Visa TC40 and Mastercard SAFE (now Fraud and Loss Database, FLD) processes, specifically in the context of carding — a type of fraud where stolen credit card information is used to make unauthorized purchases or...
  2. superdae

    Guide How do payment systems fine merchants for high levels of fraud? (Visa and MasterCard monitoring programs, consequences for merchants)

    spyus.link A detailed analysis of Visa and Mastercard monitoring programs in the context of carding Carding is a type of fraud in which criminals use stolen credit or debit card details to make unauthorized transactions. Carding is a serious threat to merchants, as high levels of such...
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