- 专利标题: Systems and methods for cryptographic authentication of contactless cards using risk factors
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申请号: US17459121申请日: 2021-08-27
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公开(公告)号: US11989724B2公开(公告)日: 2024-05-21
- 发明人: Kevin Osborn , Jeffrey Rule , James Ashfield , Srinivasa Chigurupati
- 申请人: Capital One Services, LLC
- 申请人地址: US VA McLean
- 专利权人: Capital One Services LLC
- 当前专利权人: Capital One Services LLC
- 当前专利权人地址: US VA McLean
- 代理机构: KDW FIRM PLLC
- 主分类号: G06Q20/38
- IPC分类号: G06Q20/38 ; G06Q20/34 ; H04L9/08
摘要:
Example embodiments of systems and methods for data transmission system between transmitting and receiving devices are provided. In an embodiment, each of the transmitting and receiving devices can contain a master key. The transmitting device can generate a diversified key using the master key, protect a counter value and encrypt data prior to transmitting to the receiving device, which can generate the diversified key based on the master key and can decrypt the data and validate the protected counter value using the diversified key. Example embodiments of systems and methods can be used to provide further authentication and added levels of security for transactions.
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