MÉTODO PARA OFUSCAR UM IDENTIFICADOR DA CONTA, MEIO LEGÍVEL POR COMPUTADOR, CARTÃO INTELIGENTE, MÉTODO PARA DESCRIPTOGRAFAR UM IDENTIFICADOR DA CONTA OFUSCADA, E, COMPUTADOR SERVIDOR
摘要
<p>A method is disclosed. The method includes generating an obfuscated portion using a dynamic cryptogram unique to a transaction, where the dynamic cryptogram is determined using a uniquely derived key. The method also includes replacing a middle portion of the account identifier with the obfuscated portion to form an obfuscated account identifier.</p>
