专利名称：GENERATION AND VERIFICATION OF A
TEMPORARY CARD SECURITY CODE FORUSE IN CARD BASED TRANSACTIONS
发明人：CARLEMALM, Fredrik申请号：EP17847093.6申请日：20170824公开号：EP3507756A1公开日：20190710
摘要：The present disclosure presents a method for a card based transaction
between a mobile terminal and a service provider system having one or several computerservers. The mobile terminal obtains (310) a CSC from credit card/debit card. The mobileterminal obtains (320) a data seed. The mobile terminal applies (330) a minimal perfecthash function to the CSC as well as the data seed to generate a temporary CSC. Themobile terminal initiates (340) a card based transaction with the service provider systemutilizing the generated temporary CSC. The service provider system obtains (610) thetemporary CSC and applies (620) a same minimal perfect hash function to the temporaryCSC until a match is found between the obtained temporary CSC and one CSC stored atthe service provider system. In response to a match the service provider systemcontinues (630) the initiated card based transaction with the mobile terminal.
申请人：No Common Payment AB
地址：Box 1345 111 83 Stockholm SE
国籍：SE
代理机构：Ström & Gulliksson AB
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