Invention Grant
- Patent Title: Track data encryption
- Patent Title (中): 跟踪数据加密
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Application No.: US12264036Application Date: 2008-11-03
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Publication No.: US08843417B2Publication Date: 2014-09-23
- Inventor: Ayman Hammad
- Applicant: Ayman Hammad
- Applicant Address: US CA San Francisco
- Assignee: Visa U.S.A. Inc.
- Current Assignee: Visa U.S.A. Inc.
- Current Assignee Address: US CA San Francisco
- Agency: Kilpatrick Townsend & Stockton LLP
- Main IPC: G06Q99/00
- IPC: G06Q99/00 ; G06Q20/38 ; G06Q20/08 ; G06Q20/10 ; G06Q20/20 ; G06Q20/36 ; G06Q20/40 ; G06Q30/06 ; G06Q40/00 ; H04L9/32
Abstract:
A method for using a secondary PAN is disclosed. The method includes providing a secondary PAN associated with a primary PAN, where the secondary PAN has at least one end portion that is the same as the primary PAN, but has a middle portion of that is different than the primary PAN.
Public/Granted literature
- US20090171849A1 TRACK DATA ENCRYPTION Public/Granted day:2009-07-02
Information query
