Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Chunping Tan0
Date of Patent
January 25, 2022
0Patent Application Number
158162070
Date Filed
November 17, 2017
0Patent Citations
Patent Primary Examiner
Patent abstract
An operation request is received from a terminal device. An identification of the terminal device is determined. Based on the identification of the terminal device, historical operation requests initiated from the terminal device in a predetermined time period prior to the operation request are determined. A user identity location is determined for each historical operation request. A number of different user identity locations for the historical operation requests is determined. Based on the number of different user identity locations, an account theft risk value is determined.
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