Systems and method for improved consumer and portable consumer device authentication are disclosed. Such systems and methods may include using dynamic verification values, challenge questions, and consumer notification as ways to prevent fraudulent transactions from being conducted.
申请公布号
WO2008027642(A3)
申请公布日期
2008.06.19
申请号
WO2007US71480
申请日期
2007.06.18
申请人
VISA INTERNATIONAL SERVICE ASSOCIATION;VISA U.S.A. INC.;HAMMAD, AYMAN;FAITH, PATRICK;CARLSON, MARK